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20. B. forever C. ever D. never 答案: C 解析: 本句的否定前移了。此處的意思是 “ 警察在尋找并追捕犯罪分子 ” 。 wait for 意思是 “ 等待某人 ” ; call 意思是 “ 打電話 ” ; expect sb. to do “ 期待某人做某事 ” ; think of意思是 “ 想起;想到 ” 。 4. B. one C. his D. them 答案: B 解析: 根據(jù)下文的敘述,警察要做的 工作有很多,所以 a number of jobs in one。 A、 B 兩項中的 it 重復(fù); C 項中的關(guān)系代詞that 不能用于非限制性定語從句。 had B. were。 12. Every means________prevent the water from________. A. are used to。 9. (2021 7. — Where________you put the ruler? I can39。 work on/at 都表示 “ 從事 ” 。 1. Jane________the maths problem for two hours but she hasn39。 4. More than one worker________dismissed. A. have been B. are C. has been D. has 答案: C 解析: 本題也是考 查主謂一致的用法,主語是 “ more than+單數(shù)可數(shù)名詞 ” ,盡管意義上是復(fù)數(shù),但形式上仍是單數(shù),故謂語動詞用單數(shù)形式。 missing 答案: A 解析: 從 I can39。句意為:因為在所有的孩子中邁克最誠實,所以凱特相信他的每一句話。句意為:用了每一種方法制止水被污染。 were。 In Britain, people have different attitudes to the police. Most people generally __1__ them and the job they do— although there are certain people who do not believe that the police __2__ have the power they do. What does a policeman actually do? It is not __3__ job to describe. After all, a policeman has a number of jobs in __4__. A policeman often has to control traffic, either __5__ foot in the center of a town, or in a police car on the roads. Indeed, in Britain, he might be in the Traffic Police and spend all, or a lot of, his time __6__ up and down main roads and motorways. A traffic policeman has to help keep the traffic moving, stop __7__ motorists and help when there is an accident. A policeman has to help keep the __8__, too. If there is a fight or some other disturbances, we __9__ the police to e and restore order. And they often have to __10__ situation at great risk to their own __11__. We expect the police to solve crimes, of course, so an ordinary policeman, __12__ he is not a detective (偵探 ), will often have to help __13__ and arrest criminals. And __14__ do we call when there is an emergency air crash, a __15__, a road accident, or a robbe