题目内容
17.I'm sorry I've keep you for so long time.( )| A. | to wait | B. | waiting | C. | waited | D. | wait |
分析 对不起,我让你等了这么久.
解答 答案:B 考查非谓语动词.根据题干考查固定短语keep sb doing sth让某人继续做某事,反复做某事,要用动名词,故选择B.
点评 考查非谓语动词.准确地分析句子结构,掌握固定搭配等及动词形式及在句中的成分是解题的关键.
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