【题目】—Why can’t we eat these sweets? ( )
—Because they are bad ______ our teeth.
A.for B.in C.on
【答案】A
【解析】
略
【题目】—Why can’t we eat these sweets? ( )
—Because they are bad ______ our teeth.
A.for B.in C.on
【答案】A
【解析】
略
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