Mr. White _______ at 8:30 for the meeting, but he didn’t show up. 
#89256
A
should have arrived
B
should arrive
C
should have had arrived
D
should be arriving
推荐题目
___ for the fact that you were lazy, you could have finished the assignment by now. 
#87795
A
It were not
B
Weren’t it
C
Had it not been
D
Had not been
The plant is dead. I _____ it more water.
#89400
A
will give
B
would have given
C
must give
D
should have given