We should make____a rule for us that the last to leave the classroom shall turn the light off.
#92247
A
it
B
that
C
one
D
all
推荐题目
Though we are not walking slowly, I still think that it won’t be _________ he _________up with us.
#92357
A
long before; catches
B
before long; catches
C
for long; caught
D
long until; will catch
________, what she had devoted herself to resulted in nothing but failure. 
#93349
A
To her much disappointment
B
To her great disappointment
C
Great to her disappointment
D
To her disappointment much
_____ many times, but he still doesn’t know how to operate the machine properly.
#92970
A
Although I have shown him
B
I have shown him
C
Having been shown
D
Having shown