英文假設語氣(Subjunctive Mood):從 If 條件句到意志動詞,邏輯拆解讓你不再靠死背!

假設語氣是什麼? 英文假設語氣(Subjunctive Mood)是一種動詞「語氣」,專門用來表達願望、假設與非事實的情境。它不告訴你事情發生在哪個時間點,而是傳遞說話者的態度:這件事是真實的,還是純屬想像?掌握這個核心邏輯,你就不再需要靠死背公式。

許多學習者花了大量時間記憶 If 條件句的四種公式,卻在考試現場依然選錯動詞。問題不在於努力不夠,而在於從未理解「動詞退一步」背後的真正原因。假設語氣英文貫穿了英文文法中最關鍵的幾個結構——從 If 條件句、wish 與 if only 的願望句,到 suggest、insist 等意志動詞後的 that 子句,甚至延伸到倒裝句與 It's time 的虛擬用法,這些考點在 IELTS 與 TOEIC 中反覆出現,卻鮮少被完整講透。

本文由 PREPEDU 英文教學團隊從語義邏輯出發,系統拆解假設語氣的四大條件句公式、關鍵觸發字詞、進階變體結構,並附上 30 道分類練習題與詳解,幫助你從「懂公式」升級到「會應用」,在考場上真正做到看題即辨、作答精準。

英文假設語氣(Subjunctive Mood)
英文假設語氣(Subjunctive Mood)

I. 英文假設語氣是什麼?(Subjunctive Mood)

英文動詞有五種「語氣」(Mood):直述語氣(Indicative)、條件語氣(Conditional)、疑問語氣(Interrogative)、命令語氣(Imperative)與假設語氣(Subjunctive)。每一種語氣都在句子中承擔截然不同的溝通功能。其中,假設語氣專門用來表達「非事實」——也就是你說的這件事,在現實中並不存在,或者很可能不會發生。

有一個核心概念必須先釐清:假設語氣是「語氣」(Mood),而非「英文時態」(Tense)。它不告訴你事情發生在什麼時間,而是告訴你說話者對這件事的態度與立場——是陳述事實?還是表達願望、假設或想像?

理解這一點,就掌握了英文假設語氣的整體框架。以下是五種語氣的比較:

語氣類型

英文名稱

使用情境

範例

直述語氣

Indicative Mood

陳述事實、真實狀況

I am tired.(我真的很累。)

條件語氣

Conditional Mood

描述可能發生的情境

If it rains, I will stay home.(如果下雨,我就待在家。)

疑問語氣

Interrogative Mood

提出問題

Will you come?(你會來嗎?)

命令語氣

Imperative Mood

命令、指示

Be quiet.(安靜。)

假設語氣

Subjunctive Mood

假設、願望、非事實

If I were you...(如果我是你……)

「動詞退一步」是整個假設語氣體系的核心邏輯。現實中是現在式,假設就退到過去式;現實中是過去式,假設就退到過去完成式(had + Vpp)。這個「退後」的動作,在語義上傳遞了一個訊號:我說的這件事,不是事實,而是一種想像或願望。

換句話說,動詞時態的「借用」並非表示時間,而是一種語氣上的轉移。就像日常生活中,你說「要是我能再年輕十歲就好了」,中文的「要是」兩個字就傳遞了這種語氣;英文則透過動詞形式的改變來實現相同的效果。

掌握這個概念,所有英文假設語氣的公式就不再是死記硬背,而是有脈絡可循的語法系統。

英文假設語氣是什麼?(Subjunctive Mood)
英文假設語氣是什麼?(Subjunctive Mood)

II. If 假設語氣文法:四大條件句公式圖表

If 條件句是英語假設語氣用法中最核心、也是最常被考的部分。英文中共有四種條件句類型(Type 0 至 Type 3),加上進階的混搭條件句,構成完整的 if 假設語氣文法框架。以下依序說明每一種類型的定義、結構與例句。

1. 第零與第一條件句:事實、常理與未來可能

零條件句(Type 0):陳述客觀事實或自然規律 → 第零條件句並不屬於真正的假設語氣,而是陳述永恆不變的科學規律或生活常理。兩個子句都使用現在式,強調「每次 A 發生,B 就一定發生」的恆常性。

公式:

If + 現在式, 現在式

結構

範例

If + 現在式, 現在式

If you heat water to 100°C, it boils.(若將水加熱至攝氏100度,它就會沸騰。)

If + 現在式, 現在式

If Xiaowan misses the MRT at Taipei Main Station, she always calls a taxi instead.(小旺在台北車站錯過捷運,她總是改叫計程車。)

這類句子的特殊性在於:即使使用了「if」,語氣與直述句完全相同,不帶任何假設成分。

第一條件句(Type 1):未來有可能發生的情境 → 第一條件句表達說話者認為有真實可能性發生的未來情境。這與假設語氣不同,條件語氣(Conditional Mood)更接近這類句子的本質。

公式:

If + 現在式, will + 原形動詞

結構

範例

If + 現在式, will + 原形動詞

If Mingzhi submits his IELTS application before Friday, he will receive the confirmation by Monday.(如果明智在週五前遞交雅思申請,他週一前就會收到確認。)

If + 現在式, will + 原形動詞

If the typhoon hits Hong Kong this weekend, the TOEIC exam will be postponed.(如果颱風這個週末侵襲香港,多益考試將會延期。)

第一條件句的關鍵在於:說話者相信這件事可能真的發生。這與第二條件句「與事實相反」的性質形成本質差異。

2. 第二條件句:與現在或未來事實相反(Were 還是 Was?)

第二條件句是 if 假設語氣文法中最常被討論的類型,也是最多人在 be 動詞用法上產生混淆的地方。它用來假設與現在或未來事實相反的情境,是最典型的假設語氣句型。

公式:

If + 過去式(be 動詞一律用 were), would / could / might + 原形動詞

結構

範例

If + were, would + 原形動詞

If Xiaowan were the team leader in Taipei, she would redesign the entire training schedule.(如果小旺是台北的組長,她會重新設計整個培訓時程。)(但她不是)

If + 過去式, would + 原形動詞

If Mingzhi had more time before the IELTS speaking test, he would practice with native speakers every day.(如果明智在雅思口說考試前有更多時間,他每天都會與母語者練習。)

If + were, could + 原形動詞

If the TOEIC test center in Hong Kong were closer to the station, more candidates could attend without stress.(如果香港的多益考場離車站更近,更多考生就能輕鬆赴考。)

核心問題:be 動詞究竟應該用 were 還是 was?→ 這是假設語氣中最常見的爭議點。在正式書面語及所有英語考試中,無論主詞是第幾人稱、單數還是複數,be 動詞一律使用 were。這個規則沒有例外。以下是對照表:

主詞

正式書面語(考試標準)

口語(非正式)

I

If I were you...

If I was you...(不建議)

He / She / It

If she were here...

If she was here...(口語可接受)

You / We / They

If they were able to...

If they were able to...(相同)

美式英語口語中,「If I was you」已相當普遍,且母語人士普遍接受,但這屬於口語的演變,在 TOEIC、IELTS、學測等正式考試中,標準答案仍是 were

進階用法:Were to(表達未來幾乎不可能發生的假設)→「Were to」是第二條件句的進階變體,專門用於表達幾乎不可能發生的未來假設,語氣比一般第二條件句更強烈、更正式。

公式:

If + S + were to + 原形動詞, would + 原形動詞

結構

範例

If + were to + 原形動詞, would + 原形動詞

If Taipei were to host the Olympics, the city's transportation infrastructure would need a complete overhaul.(如果台北有朝一日舉辦奧運,城市交通基礎設施將需要全面翻新。)

If + were to + 原形動詞, would + 原形動詞

If the English proficiency requirement were to double overnight, half the applicants in Hong Kong would need to retake their exams.(如果英語門檻一夜之間翻倍,香港有一半的申請人就必須重考。)

3. 第三條件句:與過去事實相反的遺憾

第三條件句假設的是過去已經發生的事。這件事已成定局,無法改變,因此這類句子常帶有強烈的遺憾或後悔語氣。「動詞退後兩步」的邏輯在這裡完整體現。

公式:

If + had + 過去分詞(Vpp), would / could / might + have + Vpp

結構

範例

If + had Vpp, would have Vpp

If Mingzhi had started IELTS preparation six months earlier, he would have achieved Band 7 on his first attempt.(如果明智早六個月開始備考雅思,他第一次就能達到雅思7分。)

If + had Vpp, could have Vpp

If Xiaowan had saved the original draft in Taipei, she could have avoided rewriting the entire report from scratch.(如果小旺當時在台北存好初稿,她就能避免從頭重寫整份報告。)

If + had Vpp, might have Vpp

If the exam venue in Hong Kong had provided clearer signage, some candidates might have found the room more easily.(如果香港的考場當時提供更清楚的指示牌,部分考生或許就能更順利找到考室。)

4. 進階混搭條件句(Mixed Conditionals)

混搭條件句(Mixed Conditionals)是假設語氣英文中最高階的句型,在多益(TOEIC)和學測等考試中屬於高頻考點。它描述的是過去的假設影響現在的結果,因此 if 子句與主要子句分別屬於不同的條件句類型。

最常見結構:Type 3 條件子句 + Type 2 主要子句

公式:

If + had Vpp(過去假設), would + 原形動詞(現在結果)

結構

範例

If + had Vpp, would + 原形動詞

If Mingzhi had accepted the scholarship offer three years ago, he would be studying at a British university now.(如果明智三年前接受了那份獎學金,他現在就在英國的大學讀書了。)

If + had Vpp, would + 原形動詞

If Xiaowan had followed her mentor's advice back then, she would be managing a team in Hong Kong today.(如果小旺當初聽從了導師的建議,她今天就會在香港帶領一個團隊。)

辨識混搭條件句的關鍵字是主要子句中的時間副詞,例如 now、today、at this moment、currently 等。這些詞提示你:結果落在現在,不在過去。

If 假設語氣文法:四大條件句公式圖表
If 假設語氣文法:四大條件句公式圖表

III. 英語假設語氣關鍵字:wish、as if、if only

除了 if 條件句之外,英文假設語氣還透過特定的關鍵字來表達願望、想像與比較。這些句型在日常溝通與書面寫作中出現的頻率相當高,是假設語氣英文用法中不可忽視的核心部分。

1. I wish / If only 的三種時態變化

I wish 與 If only 都用來表達「現實無法實現的願望」,語義相近,但有細微差異:If only 的語氣更強烈、情感色彩更濃,常帶有深切的遺憾或渴望。

以下依時態分類說明:

對現在的願望(動詞用過去式)

現實是現在式,願望就退到過去式。若涉及 be 動詞,一律用 were。範例:

  • I wish Mingzhi were more confident during the IELTS speaking interview.(我希望明智在雅思口說面試時能更有自信。)(但他不夠自信)

  • If only the TOEIC test center in Taipei were open on Sundays.(要是台北的多益考場星期天也開放就好了。)

對過去的願望(動詞用 had + Vpp)

後悔過去發生或未發生的事,動詞退到過去完成式。範例:

  • I wish Xiaowan had double-checked her registration form before the IELTS exam day in Hong Kong.(我希望小旺在香港的雅思考試前有仔細核對報名表。)

  • If only we had booked the practice room at the Taipei language center earlier that semester.(要是我們那學期早點預約台北語言中心的練習室就好了。)

對未來的願望(用 would + 原形動詞)

希望某人或某事在未來有所改變,通常帶有輕微不滿或敦促之意。範例:

  • I wish Mingzhi would stop skipping his vocabulary review sessions before the exam.(我希望明智能停止在考前跳過單字複習課程。)

  • If only the exam committee would release the new TOEIC format guidelines soon.(要是考試委員會能盡快發布新的多益格式指引就好了。)

2. As if / As though(好像/彷彿)的語感辨析

As if 與 As though 都翻譯為「好像」或「彷彿」,兩者在語義上完全可以互換,但動詞的選擇取決於說話者是否認為所述情況接近事實。這是假設語氣用法中最考驗語感的部分。

情況真實或很可能為真

使用直述語氣(現在式或過去式)

  • Xiaowan speaks as if she is fluent in three languages.(小旺說話的樣子好像她真的精通三種語言。)➡️ 說話者認為她可能真的精通。

  • Mingzhi looked as if he had just finished a marathon after the three-hour IELTS exam.(明智三小時的 IELTS 考試後,看起來好像剛跑完馬拉松。)➡️ 說話者認為這是真實的疲憊狀態。

情況純屬假設或明顯不符合事實

使用假設語氣(過去式/過去完成式)

  • He talks as if he were the only candidate who had ever studied abroad in Hong Kong.(他說話的樣子好像他是唯一曾在香港留學的考生。)(他根本不是)➡️ 明顯誇大,不符事實

  • She acted as though she had never heard of the TOEIC format before, even after months of preparation in Taipei.(她的態度就好像她從未聽說過多益格式,儘管已在台北準備了好幾個月。)➡️ 已知情況,卻假裝不知

記住這個判斷準則:越不可能是真的,越要用假設語氣。這不是語法規則的例外,而是語義邏輯的延伸。

3. What if...? 與 Would rather that... 的用法

這兩個句型是英文假設語氣用法中常被教材略過的高頻考點,卻在 IELTS 寫作與口說中頻繁出現。

What if...?(如果……會怎樣?)

What if 是一個非正式的疑問句型,用來探討假設性情境,隱含著說話者認為這件事發生的可能性相當低。

情境

範例

現在或未來假設

What if Xiaowan switched her IELTS exam date to next month?(如果小旺把 IELTS 考試日期換到下個月,會怎樣呢?)

過去假設

What if Mingzhi had chosen General Training instead of Academic IELTS two years ago?(如果明智兩年前選擇的是 IELTS General Training 而非 Academic,會怎樣呢?)

Would rather that...(寧願……)

Would rather 後方若接 that 子句,子句內的動詞必須使用假設語氣,而非直述語氣。這是一個極常在考試中作為陷阱出現的句型。

情境

公式

範例

對現在或未來的偏好

would rather + S + 過去式(V-ed)

I would rather Mingzhi practiced his TOEIC listening skills every evening instead of cramming the night before.(我寧願明智每天晚上練習多益聽力,而不是在考試前一晚臨時抱佛腳。)

對過去的偏好(遺憾)

would rather + S + had Vpp

I would rather Xiaowan had registered for the Taipei exam session rather than the Hong Kong one.(我寧願小旺當時報名的是台北場次,而不是香港場次。)

英語假設語氣關鍵字:wish、as if、if only
英語假設語氣關鍵字:wish、as if、if only

IV. 意志動詞與形容詞:省略 should 的原形動詞法則

在英文文法假設語氣的考試題型中,「意志動詞」引導的 that 子句是出現頻率最高的陷阱之一。許多學習者不知道,某些特定動詞和形容詞後方的 that 子句,動詞必須使用原形——即無論 that 子句的主詞是誰,動詞一律不加 -s、不加 -ed,也不使用助動詞 will 或 would,而是回到最基本的原形。

這個現象稱為「省略 should 的虛擬語氣」(Mandative Subjunctive)。學術上,這是英語假設語氣(Subjunctive Mood)中的「現在式假設語氣」(Present Subjunctive)。

1. 必考動詞:suggest、insist、demand、recommend

這類動詞統稱為「意志動詞」(Volitional Verbs),傳達命令、建議、要求或堅持的意志。它們的共同點是:都在「強迫或要求某件事發生」,因此 that 子句中的動詞必須維持原形,回應這種「意志」。

公式:

S1 + 意志動詞 + that + S2 + (should)+ 原形動詞

括號中的 should 可以省略,省略後動詞仍必須維持原形,不隨主詞變化。

意志動詞

範例

suggest(建議)

The PREP tutor suggested that Mingzhi focus on paraphrasing skills before the IELTS Writing Task 2 exam.(PREP 導師建議明智在 IELTS 寫作第二部分考試前,把重點放在換句話說的技巧上。)

insist(堅持)

The examiner insisted that every candidate submit the answer sheet before the alarm sounded.(考官堅持每位考生必須在鈴聲響起前繳交答案卷。)

demand(要求)

The test coordinator in Hong Kong demanded that all phones be powered off before entering the room.(香港的考試協調員要求所有手機在進場前必須關機。)

recommend(建議)

PREP's academic team recommends that every learner complete at least two full mock exams before test day.(PREP 學術團隊建議每位學習者在考試前至少完成兩次完整模擬考。)

request(請求)

The IELTS administrator requested that Xiaowan arrive at the Taipei center at least 30 minutes early.(IELTS 行政人員請求小旺至少提前30分鐘抵達台北考場。)

propose(提議)

The study group proposed that the entire team switch to a new vocabulary app for the final two weeks.(讀書小組提議整個團隊在最後兩週改用一款新的單字應用程式。)

urge(敦促)

The coach urged that Mingzhi review the TOEIC reading section one more time before submission.(教練敦促明智在交卷前再複習一次多益閱讀部分。)

advise(建議)

The doctor advised that Xiaowan rest for at least two days after the intensive exam preparation workshop.(醫生建議小旺在密集的考試備考研討會後至少休息兩天。)

最常見的錯誤示例:

以 suggest 為例:

  • ❌ 錯誤:The PREP tutor suggested that Mingzhi focuses on paraphrasing.(動詞不可加 -s)

  • ❌ 錯誤:The PREP tutor suggested that Mingzhi focused on paraphrasing.(不可使用過去式)

  • ✅ 正確:The PREP tutor suggested that Mingzhi focus on paraphrasing.

2. 必考形容詞:It is essential / vital / important that...

除了意志動詞之外,部分形容詞置於「It is + 形容詞 + that...」句型中,同樣會觸發 that 子句內動詞的原形規則。這是英語假設語氣中另一個高頻考點。

公式:

It is + 形容詞 + that + S + (should)+ 原形動詞

無論 that 子句的主詞是誰、是單數還是複數,動詞一律保持原形。

觸發形容詞

範例

essential(必要的)

It is essential that every IELTS candidate in Taipei bring a valid passport on test day.(台北的每位 IELTS 考生在考試當天攜帶有效護照,這是必要的。)

vital(至關重要的)

It is vital that Mingzhi be well-rested the night before his TOEIC speaking exam.(多益口說考試前一晚,明智好好休息是至關重要的。)

important(重要的)

It is important that the test administrator in Hong Kong verify each candidate's identity before the exam begins.(香港的考試管理員在考試開始前核實每位考生的身份,這一點非常重要。)

necessary(必須的)

It is necessary that Xiaowan submit her IELTS score report to the university before the application deadline.(小旺必須在申請截止日期前將 IELTS 成績報告提交給大學。)

mandatory(強制的)

It is mandatory that all candidates in Taipei switch off their electronic devices upon entering the examination hall.(台北的所有考生在進入考場時,強制要求關閉所有電子設備。)

imperative(緊迫的)

It is imperative that the PREP team address scoring inconsistencies in the mock TOEIC tests immediately.(PREP 團隊立即解決模擬多益測試中的評分不一致問題,是刻不容緩的事。)

advisable(明智的)

It is advisable that learners practice timed writing at least once a week during IELTS preparation.(在 IELTS 備考期間,建議學習者每週至少練習一次限時寫作。)

crucial(關鍵的)

It is crucial that every TOEIC candidate understand the distinction between real and hypothetical situations in listening comprehension.(多益考生理解聽力理解中真實與假設情境之間的區別,是非常關鍵的。)

記住這個規律:凡是傳達「意志、命令、必要性或緊迫性」的詞,都可能觸發 that 子句中的原形動詞。

V. 假設語氣進階變體:倒裝句與 It's time

當你能靈活運用假設語氣之後,就可以進一步掌握它的正式變體。這部分在多益(TOEIC)和學測中屬於高頻考點,也是書面語中展現語言精準度的重要標誌。

1. 省略 If 的倒裝:Were / Had / Should 置首

在正式書面語中,可以省略 if,將 were、had 或 should 移至句首,形成倒裝語序。這種結構常見於商業書信、法律文件、學術論文及正式致辭中。

倒裝規則:

  • If + were → Were + 主詞

  • If + had → Had + 主詞

  • If + should → Should + 主詞

原始 If 句

倒裝句​

If Mingzhi were to retake the IELTS, he would focus entirely on writing.

Were Mingzhi to retake the IELTS, he would focus entirely on writing.(若明智重考 IELTS,他將把重心完全放在寫作上。)

If Xiaowan had registered for the Taipei session, she would have avoided the long commute to Hong Kong.

Had Xiaowan registered for the Taipei session, she would have avoided the long commute to Hong Kong.(若小旺當時報名台北場次,她就能避免長途通勤到香港。)

If you should need any assistance during the TOEIC exam at PREP, please raise your hand.

Should you need any assistance during the TOEIC exam at PREP, please raise your hand.(若您在 PREP 的多益考試中需要任何協助,請舉手。)

看到句首出現 Were、Had、Should 的倒裝結構,立刻辨識這是假設語氣的正式形式——不要與疑問句混淆。

2. It is (high / about) time 的虛擬用法

這個句型在中文直覺上容易造成混淆,卻是英文假設語氣中一個極具特色的固定表達。

公式:

It is (high / about) time + S + 過去式動詞(V-ed)

這裡使用過去式,並非指「過去發生的事」,而是以虛擬語氣表達「現在就應該發生,但還沒發生」的催促或責備之意。

句型

語氣強度

範例

It is time

一般催促

It is time Mingzhi started his TOEIC preparation seriously instead of putting it off.(明智該開始認真準備多益了,而不是一再拖延。)

It is high time

強烈催促

It is high time the IELTS preparation curriculum incorporated more authentic listening materials from daily life.(IELTS 備考課程早就該納入更多來自日常生活的真實聽力材料了。)

It is about time

帶有不耐煩

It is about time Xiaowan addressed the weaknesses in her IELTS Academic Reading score instead of focusing only on Listening.(小旺早該著手解決她在 IELTS 學術閱讀上的弱點,而不是只關注聽力了。)

High 和 about 的加入讓語氣更強烈,傳達說話者對「這件事早就應該發生」的不耐煩或失望程度。

VI. 假設語氣練習題:三種常見題型實戰演練

理解公式後,真正的掌握來自練習。以下三個部分涵蓋假設語氣練習題中最常見的考試題型,分別測驗時態判斷、倒裝改寫和意志動詞辨析。每題附有中文翻譯與詳解,建議先獨立作答再核對答案。

1. 第一部分:動詞時態填空

請依據括號內的動詞,以正確的假設語氣時態填入空格。

  1. If Mingzhi _______ (be) more patient with the listening section, he would improve his TOEIC score significantly.

  2. If Xiaowan _______ (prepare) more thoroughly for last month's IELTS Academic Reading, she would have achieved a Band 8.

  3. The Hong Kong exam center coordinator acts as if every candidate _______ (be) a first-time test taker, regardless of experience.

  4. If only Mingzhi _______ (attend) the PREP vocabulary workshop last Tuesday in Taipei.

  5. The IELTS examiner insisted that every candidate _______ (write) their answers in ink, not pencil.

  6. If you add fresh ginger to hot water and honey, it _______ (soothe) a sore throat before an exam.

  7. If Xiaowan _______ (email) the PREP support team before the registration deadline, she will receive a discount on the mock exam package.

  8. I wish the TOEIC practice platform at PREP _______ (offer) more speaking simulation exercises.

  9. (Be) _______ Mingzhi to miss the final IELTS preparation session in Hong Kong, the team would need to reschedule the mock test.

  10. It is vital that every PREP learner _______ (track) heir weak points systematically throughout the preparation period.

答案與詳解:

題號

答案

核心邏輯說明

1

were

第二條件句,be 動詞一律用 were,表達與現在事實相反的假設

2

had prepared

第三條件句,對過去的假設,動詞退至過去完成式 had + Vpp

3

were

as if 表達明顯不符合事實的比喻,使用假設語氣過去式 were

4

had attended

If only 對過去的遺憾,動詞用 had + Vpp

5

write

意志動詞 insist,that 子句動詞一律用原形

6

soothes

Type 0 條件句,陳述自然事實,兩個子句都用現在式

7

emails

第一條件句,if 子句使用現在式表達真實可能

8

offered

I wish + 對現在的願望,動詞退至過去式

9

Were

Were to 的倒裝形式,省略 If,Were 置首,表達未來假設

10

track

It is vital that 觸發原形動詞規則

2. 第二部分:If 倒裝句改寫

將以下 If 條件句改寫為省略 if 的正式倒裝句。

  1. If Xiaowan were to transfer to the Hong Kong branch, the Taipei team would reorganize its schedule.

  2. If Mingzhi had reviewed the IELTS scoring rubric carefully, he would not have lost marks on task response.

  3. If you should require extra time for the TOEIC listening section at PREP, notify the proctor immediately.

  4. If she were to retake the IELTS Academic module, she would approach Task 1 with a completely different strategy.

  5. If the Taipei exam venue had been better ventilated, the candidates would have felt less anxious during the test.

  6. If Mingzhi were in charge of the study group schedule, he would introduce timed practice sessions every week.

  7. If you should encounter an unfamiliar word in the TOEIC reading section, use context clues instead of panicking.

  8. If Xiaowan had taken the pre-test diagnostic at PREP, she would have identified her weak areas months earlier.

  9. If the IELTS band descriptors were clearer to most candidates in Hong Kong, fewer would misunderstand the scoring criteria.

  10. If Mingzhi had joined the PREP speaking club last term, he would have felt far more confident on exam day.

答案:

  1. Were Xiaowan to transfer to the Hong Kong branch, the Taipei team would reorganize its schedule.

  2. Had Mingzhi reviewed the IELTS scoring rubric carefully, he would not have lost marks on task response.

  3. Should you require extra time for the TOEIC listening section at PREP, notify the proctor immediately.

  4. Were she to retake the IELTS Academic module, she would approach Task 1 with a completely different strategy.

  5. Had the Taipei exam venue been better ventilated, the candidates would have felt less anxious during the test.

  6. Were Mingzhi in charge of the study group schedule, he would introduce timed practice sessions every week.

  7. Should you encounter an unfamiliar word in the TOEIC reading section, use context clues instead of panicking.

  8. Had Xiaowan taken the pre-test diagnostic at PREP, she would have identified her weak areas months earlier.

  9. Were the IELTS band descriptors clearer to most candidates in Hong Kong, fewer would misunderstand the scoring criteria.

  10. Had Mingzhi joined the PREP speaking club last term, he would have felt far more confident on exam day.

3. 第三部分:意志動詞(That 子句)選項題

選出正確的動詞形式,注意每題只有一個正確答案。

  1. The PREP academic team recommended that every TOEIC candidate _______ their listening skills in authentic situations. (A)practice (B)practices (C)practiced (D)would practice

  2. It is vital that Xiaowan _______ at the Hong Kong examination hall at least 45 minutes before the IELTS test begins. (A)arriving (B)arrives (C)arrived (D)arrive

  3. The IELTS chief examiner demanded that all test booklets _______ collected before the official end time was announced. (A)were (B)be (C)being (D)are

  4. Mingzhi's TOEIC tutor insisted that he _______ the entire listening section twice before moving on to reading. (A)reviewed (B)reviews (C)review (D)would review

  5. It is mandatory that each PREP learner _______ a signed consent form before accessing the full mock test database. (A)submits (B)submit (C)submitted (D)submitting

  6. The IELTS board proposed that the current Academic Writing Task 2 rubric _______ revised before the next examination cycle. (A)being (B)is (C)be (D)was

  7. The Taipei test center coordinator suggested that the seating arrangement _______ adjusted to accommodate left-handed candidates. (A)will be (B)be (C)is (D)was

  8. It is imperative that Xiaowan _______ her IELTS test result appeal within 28 days of the official score release. (A)filing (B)files (C)file (D)filed

  9. The PREP curriculum director urged that the entire instructional team _______ the new TOEIC format guidelines before the course begins. (A)study (B)studies (C)studied (D)would study

  10. It is essential that the score verification process in the Hong Kong IELTS center _______ completed within 72 hours of the test date. (A)is (B)was (C)being (D)be

答案與詳解:

題號

答案

說明

1

(A)practice

recommend 為意志動詞,that 子句動詞用原形

2

(D)arrive

It is vital that 觸發原形動詞,not arrives

3

(B)be

demand + that + 被動原形(be + Vpp),be collected

4

(C)review

insist + that + 原形動詞,不加 -ed 或 -s

5

(B)submit

It is mandatory that 觸發原形動詞

6

(C)be

propose + that + 被動原形(be revised)

7

(B)be

suggest + that + 被動原形(be adjusted)

8

(C)file

It is imperative that 觸發原形動詞

9

(A)study

urge + that + 原形動詞

10

(D)be

It is essential that + 被動原形(be completed)

VII. 假設語氣常見問題與 FAQ

1. Hope 與 Wish 的語意距離有何不同?

這是英語假設語氣學習過程中最常引發混淆的語義對比之一。

  • Hope(希望)表達的是有可能實現的期待,說話者認為這件事在現實中是有機會發生的,因此後方接一般直述語氣,動詞依正常時態使用。➡️ Mingzhi hopes that the TOEIC speaking score announcement will be released by Friday.(明智希望多益口說成績能在週五前公布。)——他認為這是有可能的。

  • Wish(但願)則專門用於表達與現實相反、難以實現的願望,後方必須使用假設語氣。➡️ Mingzhi wishes he could retake only the speaking section of the TOEIC without sitting for the full exam again.(明智但願他只需要重考多益口說部分,而不必再參加整場考試。)——但實際上規定不允許這樣做。

判斷準則很簡單:若你認為這件事「有機會發生」,用 hope;若你覺得這件事「幾乎不可能」,用 wish。

2. 為什麼在口語中可以說 If I "was" you?

在正式語法和所有英語考試的標準答案中,第二條件句的 be 動詞應一律使用 were,這是書面語的規範。然而,現代英語口語(尤其是美式英語)中,「If I was you」已相當普遍,且被大多數母語人士接受,這反映了語言在口語使用上的自然演變。

這種現象稱為「口語語法鬆動」。兩種形式在溝通上都能被理解,但語言精準度有所差異。建議你的策略是:在 TOEIC、IELTS 及學術寫作中,始終使用 were;在日常英語對話中,不必過度糾正自己或他人使用 was 的情況,但要清楚知道哪一個是正式標準。

3. 除了 suggest,還有哪些字會觸發原形動詞?

觸發 that 子句原形動詞的詞彙,遠比教科書列舉的更豐富。以下整理完整的進階清單:

  • 動詞類(意志動詞): suggest、recommend、demand、insist、request、propose、require、urge、advise、command、order、move(動議)、ask、decree(頒令)、stipulate(規定)

  • 形容詞類(用於 It is + 形容詞 + that 句型): essential、vital、important、necessary、critical、imperative、mandatory、advisable、preferable、urgent、recommended、proposed、suggested、obligatory(義務性的)、crucial

記住這個判斷邏輯:凡是傳達「意志、命令、必要性或緊迫性」的詞,都可能觸發 that 子句的原形動詞。當你遇到新詞時,問自己一個問題:「這個詞有沒有在要求某件事必須發生?」有的話,that 子句就用原形動詞。

結論

學習英文假設語氣,許多人走過同一條彎路:先背第一條件句,再背第二條件句,背完又忘,忘了再背,考試時依然在 was 和 were 之間猶豫不決。這不是記憶力的問題,而是方法的問題。

假設語氣在 IELTS 和 TOEIC 考試中的重要性,不僅體現在語法選擇題,更體現在寫作和口說的語言精準度上。能夠靈活使用第三條件句表達遺憾、以倒裝結構撰寫正式書信、或在 IELTS Writing Task 2 中用 were to 句型探討假設性政策,這些都是高分段考生與普通考生之間真正的差距所在。

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你好!我叫黃秋賢。現在在網站 prepedu.com 的部落格擔任產品內容經理。

我有超過5年的英語、韓語等外語自學經驗,並準備過 IELTS、TOEIC、TOPIK 等考試,累積了豐富的實戰知識,也曾協助數千位在語言學習上遇到困難的人。希望以上的分享能幫助大家在家中更有效率地自學!

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