--____ you come to my birthday party tomorrow, Robert? --I’m afraid not. I have to study for my exam.
#78338
A
Must
B
Should
C
Can
D
Need
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Mary ______ my letter; otherwise she would have replied before now. 
#63420
A
has received
B
ought to have received
C
couldn’t have received
D
shouldn’t have received
--Whose T-shirt is this? --It ____ be John’s. It’s ______ small for him. 
#74475
A
can ’t; much too
B
can ’t; too much
C
mustn’ t; much too
D
mustn’t; too much