题目内容
5.Tom cannot help but _______ him to help solve the problem( )| A. | to ask | B. | ask | C. | asking | D. | asked |
分析 Tom不得不向她寻求帮助来解决问题.
解答 答案是B.考查词组cannot help but do 不得不做某事.A 是动词不定式;B 是动词原形;C 动词ing;D 过去分词/过去式.句意是:Tom不得不向她寻求帮助来解决问题.故选B.
点评 解答此类问题首先需要理解所填写单词的含义,了解其特殊用法及习惯搭配等特点,然后结合语境选择正确答案.
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