单选题:Dr. Smith hopes to make this device smaller so as to help th 题目分类:理工类 题目类型:单选题 查看权限:VIP 题目内容: Dr. Smith hopes to make this device smaller so as to help the blind navigate unfamiliar places: 参考答案: 答案解析:
概括大意与完成句子,回答题。Visible light that produce warmth is an exampl 概括大意与完成句子,回答题。Visible light that produce warmth is an example of ________. 分类:理工类 题型:单选题 查看答案
It is absurd to go out in such terrible weather. It is absurd to go out in such terrible weather. 分类:理工类 题型:单选题 查看答案