问题
选择题
The teacher tells the students ________in class.
A. don’t make faces B. not to make faces C.not make faces
答案
答案：B
题目分析：老师告诉学生上课不要做鬼脸。动词不定式的否定形式就是在to前加not,tell sb to do sth 否定形式，tell sb not to do sth,故选B
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