Thelittlegirlfeltupset____herpet

发布时间:2020-07-11 12:07:55

The little girl felt upset ____ her pet dog died













A.why












B.because of











C.because











D.what

网友回答

C解析此题重点考查because和because of的区别,两者都表示因为,表示原因。但前者引导句子,后者引导短语或单词。根据语境可知选择B,因为her pet dog died是句子而不是短语。
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