---Must I go to medical school and be doctor like you,Dad?--- No, you __________, son. You’re free to make your own decision. 
#74745
A
can’t
B
mustn’t
C
shouldn’t
D
don’t have to
推荐题目
 This book ______ , because his name is on the book. 
#74799
A
can be Tom’s father’s
B
can’t be Tom’s father’s
C
must be Tom’s father’s
D
must be Tom’s father
The teacher says we _____read ______ comic books.
#76754
A
mustn’t, much too
B
can’t, much too
C
may not, too many
D
shouldn’t, too many