题目列表(包括答案和解析)
5. Were I to do it, I ________ it some other way.
A. will do B. would do C. would have done D. were to do
4. Mary is ill today. If she _____, she ____ absent from school.
A. were not ill, wouldn't be
B. had been ill, wouldn't have been
C. had been ill, should have been
D. hadn't been ill, could be
3. I didn't know his telephone number. ____ it, I ____ then.
A. Had I known, would ring him up
B. Should I know, would have rung him up
C. If I knew; would ring him up
D. Had I known; would have rung him up
2. If they ____ earlier than expected, they ____ here now.
A. had started, would be
B. started, might be
C. had started, would have been
D. will start, might have been
1. If I ____ where he lived, I ____ a note to him.
A. knew, would
B. had known, would have sent
C. know, would send
D. knew, would have sent
2. there be句型be动词单复数取决于其后的主语。如果其后是由and连接的两个主语,则应与靠近的那个主语保持一致。如:There are two chairs and a desk in the room.
注意:Here引导的句子用法同上。
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在英语句子中,有时谓语动词的人称和数与最近的主语保持一致。
1. 当两个主语由either …… or, neither …… nor, whether …… or ……, not only …… but also连接时,谓语动词和邻近的主语一致。如:Either the teacher or the students are our friends. / Neither they nor he is wholly right. / Is neither he nor they wholly right?
8. “定冠词the + 形容词或分词”,表示某一类人时,动词用复数。
7. trousers, glasses, clothes, shoes, 等词作主语时,谓语用复数,但如果这些名词前有a (the) pair of等量词修饰时,谓语动词用单数。如:My glasses are broken. / The pair of shoes under the bed is his.
6. 一些学科名词是以 –ics 结尾,如:mathematics, politics, physics 以及news, works等,都属于形式上是复数的名词,实际意义为单数名词,它们作主语时,其谓语动词要用单数形式。如:The paper works was built in 1990. / I think physics isn‘t easy to study.
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