They could see nothing because the lights suddenly _______.
#55382
A
went on
B
went over
C
went down
D
went out
推荐题目
You            afraid of doing homework. You know, it’s easy. Just be careful.
#53431
A
don’t have to
B
have to be
C
don’t have
D
don’t have to be
You must be very tired. Why not  ___________a rest?
#55275
A
to stop to have
B
to stop having
C
stop to have
D
stop having
We all know that learning a foreign language _______ time and effort.
#52625
A
requires
B
reduces
C
removes
D
repeats