Liu Mei often helps her mother housework. A. does B. do C. doing D. to doing——青夏教育精英家教网——

题目内容

Liu Mei often helps her mother _____ housework.

A. does
B. do
C. doing
D. to doing

试题答案

B

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Liu Mei often helps her mother _____ housework.

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Liu Mei often helps her mother ________ housework.

　　A. does B. do C.doing D. to doing

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