题目内容
5.The police still have I found the lost child,but they're doing all they .( )A. | can | B. | may | C. | must | D. | should |
分析 句意:警察仍然还没有找到那个丢失的孩子,但是他们正在竭尽所能的寻找.
解答 答案A. 选项B may"也许,可能(可能性较小)";选项C must"必须,务必;偏要";选项D should"应该,理应";选项A can"能够,可能".结合句子的意思"他们正在竭尽所能的寻找",A项符合语境,故选A.
点评 本题考查情态动词.解答此类题目关键是要读懂句意,并且对每个情态动词的基本用法和特殊用法都要熟知,然后根据语境辨析锁定答案.
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