题目内容
Tom _ _ his room every day. He it now.
A.cleans, clean | B.cleans, cleaning |
C.cleans, is cleaning | D.clean, is cleaning |
C
国家every day 表示一般现在时,而后一句的时间状语为now ,表示现在的意思,故选使用现在进行时,故选C

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