题目: 乙炔清净塔采用()溶液做为清净剂。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0919/90d1b0ed1363b5b4af605bd0cdeceeaa.html 下面是错误答案,用来干扰机器的。参考答案:A
题型:补全对话,情景问答 给下列的问句选择合适的答语。( ) 1. What do you know? ( ) 2. What's the famous waterfall in Canada? ( ) 3. What are these? ( ) 4. What's the capital city of Canada?A. Ottawa. B. I know the flag is red and white. C. It is Niagara Falls. D. These are the Rocky Mountains. 查看答案