根据下图回答问题(1)写出标有序号的仪器名称:① ;② 。(2)用高锰酸钾制取氧气时,所选用的发生装置是(填序号,下同) ,收集装置是C或 ,反应的化学方程式为 。(3)用大理石和稀盐酸制取二氧化碳时,所选用的发生和收集装置为 。
--- I will travel to Mount Emei.Could you tell me something about it?----- Let me help you ______ the information about it.
Look at the smog. __________bad weather it is!
— You look sad. What has happened ?— Everyone ______ us to win the match, but we lost.
_______ exercise you take , _________ you will be.
Ann, your sweater ____ very beautiful.