问题:
—Must I do my homework now?
—Oh, no, you ____.
[ ]
A. don"t
B. mustn"t
C. needn"t
D. can"t
—Must I do my homework now?
—Oh, no, you ____.
B. mustn"t
C. needn"t
D. can"t
—Oh, no, you ____.
[ ]
A. don"t B. mustn"t
C. needn"t
D. can"t
参考答案: