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
Look, I ___ a new watch now. Is it beautiful?
#61345
A
am having
B
have
C
to have
D
am going to have
Please tell the students ________ too much noise in class.
#61841
A
to make
B
to take
C
not to take
D
not to make
We will ______ a computer ______ pictures. 
#54213
A
use; to draw
B
use; draw
C
with; draw
D
with; to drawing
.---What else did the teacher say?   ---He advised us______ in the wetlands.
#56102
A
shout
B
not shout
C
don’t shout
D
not to shout