题目内容
17.For the safety,everyone _________ obey the traffic rules when he is driving or walking.( )| A. | need | B. | must | C. | may | D. | could |
分析 为了安全,当开车或走路的时候,每个人必须遵守交通规则.
解答 答案:B.A.need需要;B.must必须;C.may 可以;D.could能,会;根据For the safety,可知为了安全,每个人必须遵守交通规则.must必须.故选B.
点评 本题考查了情态动词的用法.注意理解句意以及所给选项的意思并作出正确选择.
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