题目内容
() 6. It is wrong of a student his homework by himself. Copying makes one lazy.
A. to do B. don't do
C. not do D. not to do
6.D
6.D
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题目内容
() 6. It is wrong of a student his homework by himself. Copying makes one lazy.
A. to do B. don't do
C. not do D. not to do
6.D