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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---Must I go to the gym three times a week? ---No, you ______. Twice a week is OK.
#63671
A
mustn’t
B
needn’t
C
can’t
D
shouldn’t
Curious about the world around him, my son__ __ask me endless questions when he was young．
#63640
A
could
B
might
C
should
D
would
— Mum, will you buy me the new iPad after the Entrance Examination?— I’m afraid I ________, dear. We are short of money now.
#75836
A
mustn’t
B
can’t
C
shouldn’t
D
needn’t