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The number of deer,mountain lions and wild roses____change much if people leave things as they are.A.don"t B.doesn"t C.isn"t D.didn"t

题目详情
The number of deer,mountain lions and wild roses____change much if people leave things as they are.
A.don't B.doesn't C.isn't D.didn't
▼优质解答
答案和解析
B