正确答案: C
扑灭电器、图书档案等火灾最适宜的灭火器是液态二氧化碳灭火器
题目:学习化学的目的并不在于要成为化学家,重要的是善于用化学知识去分析、解决生产生活中的问题。从化学的角度看,下列说法中正确的是
解析:C
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举一反三的答案和解析:
[单选题]Dannydidallkindsofthingstomakethebaby______.
stopcrying
[单选题]24. The sentence "Your answers are welcome. " means " ________ ".
You are welcome to discuss the questions with us
解析:24.A【解析】倒数第二段提出了两个问题,可见最后一段话是为了让读者参与讨论.
[单选题]BThe world is not only hungry,it is also thirsty for water. this may seem strange to you,since nearly 75% of the earth is covered with water. But about 97% of this water is sea water.Man can only drink and use the other 3% fresh water that comes from rivers,lakes,under-ground and other places. And we cannot even use all of that,because some of this fresh water has been made dirty.
The amount of fresh water is really very small.
解析:26.A【解析】由第一段的描述可知,人类只有3%的、 淡水可以利用。