—Look,your father is playing the piano over there.—He________ be my father. He has gone to Beijing.
#76700
A
mustn’t
B
can’t
C
shouldn’t
D
may not
推荐题目
Our playground is not so tidy and beautiful as before, students must ____ dirty things on it.  
#74989
A
be stopped to throw
B
be stopped throwing
C
stop to throw
D
stop from throwing
— May I park my car here, Sir?  —_________. You may park it over there.
#74702
A
Yes, you may
B
Yes, you can
C
No, you needn't
D
No, you mustn't