题目内容
1.What is he busy doing?Doing the experimentto complete(complete) the science project.
分析 --他在忙着做什么?
--做实验来完成科学计划.
解答 答案:to complete.动词不定式的一个主要用法就是表示目的状语.他忙着做实验的目的就是为了完成科学计划,所以要用不定式表示目的状语,故填to complete.
点评 不定式的用法比较多,首先要熟练掌握不定式的用法,然后结合具体的句子才能做出正确答案.
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