---Whose book is this?  ---It ______ be Linda’s. It has her name on it. 
#76740
A
can
B
may
C
must
D
need
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--Excuse me,Mr. Li,_________ I close windows? It’s cold now.--Yes,you__________
#76604
A
can; can't
B
can; may
C
may; can’t
D
may; can
I ________ myself more— it was a perfect day.
#62719
A
shouldn’t have enjoyed
B
needn’t have enjoyed
C
wouldn’t have enjoyed
D
couldn’t have enjoyed
I spend some time       English books every morning. 
#75113
A
reading
B
in read
C
to read
D
reading