——Can I pay the bill by check?——Sorry, sir. But it is the management rule of our hotel that payment ____ be made in cash.
#89415
A
shall
B
need
C
will
D
can
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I________through that bitter period without your generous help.
#86828
A
couldn't have gone
B
didn't go
C
wouldn't go
D
hadn't gone
One thing’s for sure, the fire _____by some cigarette butts. 
#88084
A
might cause
B
could have caused
C
must have been caused
D
should be caused