Theteacherwarnsus____loudlyintheclassroom. [ ]A.notspeak B.notspeaking C.nottospeak D.don'tspea

题目简介

Theteacherwarnsus____loudlyintheclassroom. [ ]A.notspeak B.notspeaking C.nottospeak D.don'tspea

题目详情

The teacher warns us ____ loudly in the classroom. 
[     ]
A. not speak
B. not speaking
C. not to speak
D. don't speak
题型:单选题难度:中档来源:同步题

答案

C

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