People laugh at jokes, but seldom ________ about how they work.
#80181
A
they think
B
think they
C
they do think
D
do they think
推荐题目
Only when he arrived home _____ that he had left his key in the office.
#82929
A
will he realize
B
he did realize
C
did he realize
D
should he realize
No sooner __________ these words than the warden hit him on the head with the soup spoon.
#80730
A
did he say
B
has he said
C
had he said
D
does he say
Never in my wildest dreams these people are living in such poor condition.
#84557
A
I could imagine
B
could I imagine
C
I couldn’t imagine
D
couldn’t I imagine
--- Look，someone has left the fridge door open again．--- Well．It __________ me，Morn．
#79854
A
isn’t
B
won’t
C
hasn’t been
D
wasn’t