题干
—Must I finish my homework now, Mom?
—No, you _______.You can do it tomorrow.
A：can't
B：needn't
C：mustn't
答案(点此获取答案解析）
B
—Must I finish my homework now, Mom?
—No, you _______.You can do it tomorrow.
A：can't
B：needn't
C：mustn't
