问题
选择题
It is time for us to listen to the teacher. Could you please ________ the radio?[ ]
A. isn't turn on
B. not turn on
C. don't turn on
答案
答案：B
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It is time for us to listen to the teacher. Could you please ________ the radio?[ ]
A. isn't turn on
B. not turn on
C. don't turn on
答案：B