The river smells terrible. People_______ dirty things into it .
#44850
A
must stop to throw
B
must stop from throwing
C
must be stopped to throw
D
must be stopped from throwing
推荐题目
— How beautiful the library is!—Yes. It ________ last year.
#45008
A
builds
B
built
C
was built
D
is built
Our classroom   _______   by us every day!
#44538
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
The dogs were made __________ as fast as they could.
#44740
A
run
B
ran
C
running
D
to run