Students are often told _____ at people who are in troub Wap版

试题详情及答案解析

Students are often told _____ at people who are in trouble.

A．not to smile	B．to smile
C．not to laugh	D．to laugh

答案：C

试题分析: 句意：学生们被告诉不要嘲笑处于困境中的人们。此题考查含有不定式的被动语态，laugh at sb嘲笑某人。根据句意，故选C。
考点：考查不定式的否定。