题目内容
7.Why not ______ your teacher for help when you can't finish _______ it alone?( )| A. | ask,writing | B. | to ask,writing | C. | ask,write |
分析 当你不能独自写完它时,为什么不向你的老师请求帮助?
解答 答案:A.考查实义动词.句意:当你不能独自写完它时,为什么不向你的老师请求帮助?why not do sth,为什么不做某事,固定句型,表示用来提出某种建议等,not后面接动词原形,finish后面一般接名词或者动名词作宾语,不接不定式,根据题干Why not ______ your teacher for help when you can't finish _______ it alone?可知是当你不能独自写完它时,为什么不向你的老师请求帮助?故选A.
点评 掌握一些固定用法,仔细分析句子的结构,根据具体内容作答.
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