Sometimes smiles around the world ________ be false, hiding other feelings like anger, fear or worry.
#63470
A
must
B
can
C
should
D
would
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—Whose shirt is this?—It ______ be Li Lei’s. It is too big for him.
#74370
A
could
B
must
C
might
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can’t
Lifting off at sunrise, the hot air balloon goes wherever the wind blow.
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A
may
B
must
C
need
D
should
--- I haven’t got the reference book yet, but I will have a test on the subject next month.--- Don’t worry. You ________ have it by Thursday.
#62624
A
could
B
may
C
shall
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—Excuse me. May I sit here? —I’m afraid you _________. My daughter will come back soon.
#75583
A
can’t
B
mustn’t
C
needn’t
D
shouldn’t