单选题:The animals, highly sensitive to pollution, can ( ) monitor 题目分类:英语 题目类型:单选题 查看权限:VIP 题目内容: The animals, highly sensitive to pollution, can ( ) monitors of water quality. A.serve as B.work for C.make up D.take on 参考答案: 答案解析:
The author was most concerned that( ). The author was most concerned that( ).A.the deer was not killed right on the spo 分类:英语 题型:单选题 查看答案