Our playground is not so tidy and beautiful as before. Students must _____ dirty things on it. 
#54963
A
be stopped to throw
B
be stopped from throwing
C
stop to throw
D
stop from throwing
推荐题目
---- How does your father usually go to work?---- He _____drive a car, but now he _____ there to lose weight.
#57686
A
used to; is used to walk
B
was used to; is used to walking
C
was used to; is used to walk
D
used to; is used to walking
I can’t hear the news. Would you mind ________ the TV? 
#55785
A
turn down
B
turn up
C
turning up
D
turning down