问题
选择题
Many students comc from poor families and they ______ afford school lunches, so the government is trying to help them.[ ]
A. needn’t
B. shouldn't
C. can’t
D. mustn’t
答案
答案：C
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Many students comc from poor families and they ______ afford school lunches, so the government is trying to help them.[ ]
A. needn’t
B. shouldn't
C. can’t
D. mustn’t
答案：C