成人本科学士学位英语统一考试句子关键-谓语动词一谓语动词一时 态1. Mary ____ in the garden when it began to rain. (QE92-56) A. was walking B. walked C. walking D. had walked【答案】A it began to rain 是一种过去旳时间点，因此主句因该用过去进行时。选 A。句意为“当开始下雨时，玛丽正在花园散步。”2. No one can possibly recall any detail about the meeting. It is at least five years since it ___. (QE02-54)A. had taken place B. was taken place C. took place D. was taking place 【答案】：C。It is …time since +从句（谓语动词用过去时），故选 C。It is many years since World War Two was over.自从二次大战结束以来已经很数年了。3. Dr. Robert went to New York, bought some books and ___. (QE99-41)A. visiting his daughter B. to visit his daughter C. visit his daughter D. visited his daughter 【答案】D 此句中有三个动词作并列谓语，由 and 连接，所此前后时态应一致。4. Let’s go to the cinema tonight. I ____ fr you at the gate. (QE95-21)A. wait B. shall wait C. am waiting D. shall have waited【答案】B 本句中 tonight 是一种未来时间，时态应用未来时。第一人称未来时可用 shall 体现。5. While the secretary____ his desk, he found the long lost report. A. had been cleaning B. is cleaning C. has been cleaning D. was cleaning 【答案】D 首先是过去时，排除 BC。然后并不强调完毕，排除 A。秘书在打扫桌子旳时候，他发现了丢失已久旳汇报。6. Smith is to study medicine as soon as he_____ military service. (QE93-40) A. will finish B. has finished C. finish D. would finish【答案】B 句意：一服完兵役，史密斯就要开始学习医学。此处 as soon as 引导时间状语从句，从句中用一般目前时或者目前完毕时体现未来，因此排除 A 和 D；而假如用一般目前时，应当是 finishes, 因此 C 项也不对旳；因此选 has finished,为目前完毕时。7. No one can be sure if the car on display fits him or her until he or she ___ them. ...
