The river smells terrible. People must_____ dirty things into it.
#55102
A
be prevented to throw
B
prevent from throwing
C
prevent to throw
D
be prevented from throwing
推荐题目
In winter people usually keep flowers in their houses to them from the cold weather.
#54992
A
produce
B
provide
C
protect
D
plant
-- Shenzhen _________ on the coast .--- Yes . It is _________ the north of Hong Kong .
#58612
A
lies , in
B
is , to
C
is , in
D
lies , on