问题
选择题
The teachers often tell their students ________ their pens in class.[ ]
A. not to play
B. not to play with
C. to play
D. to play with
答案
答案：B
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The teachers often tell their students ________ their pens in class.[ ]
A. not to play
B. not to play with
C. to play
D. to play with
答案：B