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1. Helen ______ her keys in the office so she had to wait until her husband ______ home.

A. has left; comes      B. left; had come       C. had left; came       D. had left; would come

解析：答案選 C。leave 應(yīng)發(fā)生在 had to wait 這個(gè)過(guò)去動(dòng)作之前，“過(guò)去的過(guò)去”用過(guò)去完成時(shí); 后一空用一般過(guò)去時(shí)表示過(guò)去將來(lái)。

2. —Nancy is not coming tonight.

—But she ______!

A. promises               B. promised              C. will promise         D. had promised

解析：答案選 B。“但她曾經(jīng)答應(yīng)要來(lái)的”，過(guò)去的許諾，故用一般過(guò)去時(shí)。

3. —You haven’t said a word about my new coat, Brenda. Do you like it?

—I’m sorry I ______ anything about it sooner. I certainly think it’s pretty on you.

A. wasn’t saying        B. don’t say              C. won’t say             D. didn’t say

解析：答案選 D。用一般過(guò)去時(shí)，指“我剛才沒(méi)急于說(shuō)”。

4. All morning as she waited for the medical report from the doctor, her nervousness ______.

A. has grown             B. is growing            C. grew                    D. had grown

解析：答案選 C。緊張伴隨等的過(guò)程而產(chǎn)生，應(yīng)同時(shí)發(fā)生，waited 是一般過(guò)去時(shí)，grow 也用一般過(guò)去時(shí)。

5. I thought Jim would say something about his school report, but he ______ it.

A. doesn’t mention    B. hadn’t mentioned   C. didn’t mention      D. hasn’t mentioned

解析：答案選 C。只描述過(guò)去所發(fā)生的情況，但沒(méi)有強(qiáng)調(diào)對(duì)現(xiàn)在的影響，用一般過(guò)去時(shí)。

6. I ______ while reading the English textbook. Luckily, my roommate woke me up in time!

A. had fallen asleep    B. have fallen asleep  C. fell asleep             D. fall asleep

解析：答案選 C。描寫(xiě)過(guò)去發(fā)生的情況用一般過(guò)去時(shí)。

7. Sales of CDs have greatly increased since the early 1990s, when people ______ to enjoy the advantages of this new technology.

A. begin                   B. began                   C. have begun           D. had begun

解析：答案選 B。when引導(dǎo)的是一個(gè)非限制性定語(yǔ)從句，when指20世紀(jì)90年代初，當(dāng)然用一般過(guò)去時(shí)。

8. —I hear Jane has gone to the Holy Island for her holiday.

—Oh, how nice! Do you know when she ______?

A. was leaving           B. had left                 C. has left                 D. left

解析：答案選 D。因?yàn)?/SPAN>Jane已經(jīng)度假去了，“離開(kāi)”此地就當(dāng)然是在此之前的過(guò)去某個(gè)時(shí)間了，所以用一般過(guò)去時(shí)，選D。另外，when通常都不與完成時(shí)連用，排除B和C，A也與語(yǔ)境不符。

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