◎ 题干
Tom _    _ his room every day. He           it now.
A.cleans, cleanB.cleans, cleaning
C.cleans, is cleaningD.clean, is cleaning
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Tom _ _ his room every day. Heit now.A.cleans, cleanB.cleans, cleaningC.cleans, is cleaningD.clean, is cleaning…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。