Tom ____his homework yesterday, because he was in hospital all day.
#63327
A
can’t finish
B
couldn’t finish
C
couldn’t have finished
D
mustn’t finish
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It was fine yesterday so I ______ the trouble to carry my raincoat with me.
#63141
A
don’t need to take
B
mustn’t have taken
C
didn’t need to take
D
needn’t have taken
I__________through that bitter period without your generous help.     
#63620
A
couldn’t have gone
B
didn’t go
C
wouldn’t go
D
hadn’t gone