单选题:A. throughB. fromC. byD. on 题目分类:中学英语 题目类型:单选题 查看权限:VIP 题目内容: A. throughB. fromC. byD. on 参考答案: 答案解析:
Many people believe we are heading for an environmental disa Many people believe we are heading for an environmental disaster(灾难) _________ w 分类:中学英语 题型:单选题 查看答案