问题
选择题
—Mom, _____I watch TV?
—Yes, you can. But you have to finish the homework first. [ ]
A. must
B. could
C. will
D. need
答案
答案：B
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—Mom, _____I watch TV?
—Yes, you can. But you have to finish the homework first. [ ]
A. must
B. could
C. will
D. need
答案：B