问题
选择题
Must I take the medicine every day?
-No, you __________.[ ]
A. must
B. mustn't
C. needn't
D. can't
答案
答案:C
Must I take the medicine every day?
-No, you __________.[ ]
A. must
B. mustn't
C. needn't
D. can't
答案:C