—The river smells so terrible! How did it come about?—People used to pour dirty water into it.
#51970
A
come out
B
happen
C
run
D
take place
推荐题目
The teacher often makes him ______ outside the classroom.
#57325
A
to stand
B
standing
C
stands
D
stand
Most girls like to sleep with the lights on, because they are ________ the dark.
#56586
A
afraid
B
terrified of
C
interested in
D
sure of
She_______ a new idea for reducing pollution.
#55042
A
came on
B
came up with
C
came into
D
came out