题目内容
18.Tony didn't know the answer,so heput (put) up his hand and asked for help.分析 Tony不知道答案,所以他举手寻求帮助.
解答 答案:put
联系语境,观察句子,可知这是一个由前后两个分句组成的并列句;根据前一分句中的关键词 didn't可知其时态为一般过去时;其后时态应该一致,所以后面的分句也应使用一般过去时;结合给出的词汇put可知和后面的up组成固定短语put up意为"举起",此处put up his hand 意为"举起他的手";由于动词put的过去式不变,仍为put,故空格处应填入:put
点评 此题考查动词短语的用法.做此题的关键是确定好句子的时态,据此谓语动词可做出必要的改变.
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