Is your younger brother studying hard?Yes,I think he seems -

问题描述：

Is your younger brother studying hard?Yes,I think he seems ___hard.选项
A:study B studying C to be studying D to have studied
求理由

1个回答分类：英语 2014-10-23

问题解答：

我来补答

答案C
相关知识点：
seems to be / do 看起来好像似乎
问题是问弟弟正在努力学习吗是在现在进行时时态对应所以选C
错项分析：
B选项不符合搭配 D选项则是不定式的完成时 A选项一个句子不可能同时出现两个谓语动词

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