—What do you think of the hotel?—There are no customers in the hotel. It ______ have the friendliest service.
#74917
A
can’t
B
needn’t
C
may
D
must
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Mike ________ his car, for he came to work by bus this morning
#63189
A
can have found
B
could have found
C
can’t have found
D
mustn’t have found