题目内容
( ) 3. The classroom is so dirty. You must stop
litter about.
A. throw B. throws
C. throwing D. to throw
3. C考查stop的角法。stop to do sth. “停下来去做
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题目内容
( ) 3. The classroom is so dirty. You must stop
litter about.
A. throw B. throws
C. throwing D. to throw
3. C考查stop的角法。stop to do sth. “停下来去做