5) Sir Denis, who is 78, has made it that much of his collection ____ to the nation.
A. has left B. is to leave C. leaves D. is to be left
6) As teachers we should concern ourselves with what is said, not what we think ____.
A. ought to be said B. must say C. have to be said D. need to say
7) Once environment damage ____, it takes many years for the system to recover.
A. has done B. is to do C. does D. is done
Explanation and Expansion
A. 参考答案:1)C 2) B 3) B 4) C 5) D 6) A 7)D
B. 评析
① 是否可用被动语态主要看谓语动词与句子主语之间的关系,如果是动宾关系自然用被动语态。
② 注意被动语态的各种时态构成,但四级考试中没有正误结构的判断,考生只需要根据上下文判断出该用什么时态即可。
③ 不及物动词不可能有被动语态,但及物动词也未必有被动语态,主要是看句子侧重表达的概念,如3题中wear表示眼镜的特点,不可用被动语态。在如:
This kind of software sells well.
It being too cold, the car wouldnt start.
wont wouldnt表示拒绝谓语动词不用被动形式。
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