- Must I clean the Lable now? - No, you ____.  You may do it later.
#76561
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t
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
--- Can you make a kite for me?--- Sorry, I _____.
#75948
A
needn’t
B
can’t
C
mustn’t
D
shouldn’t