正确答案: D
这个现象能说明分子运动是无规则的
题目:密闭的房间里打开香水瓶的盖子,一会儿整个房间都能闻到香味.下列说法正确的是
解析:D
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举一反三的答案和解析:
[单选题]45______.
run
[单选题]选出下列加点词意思、用法相同的一项。(2分)
乃喟然叹曰/乃重修岳阳楼
[单选题]下面各组词语中加点字的读音,完全正确的一项是( )
啜泣(chuò) 颔首(hàn) 孜孜不倦(zī)
[单选题]27. Which is the quickest and cheapest way to send messages to your friends?
By e-mail
解析:27.B【解析】由文章第二段可知。
[单选题]
cost
[单选题]5. —Can you _______ me another story(故事) ,Dad?—No.It’s time to go to bed.
tell
解析:5.B【解析】“讲(故事)”用动词tell。
[单选题]Thosewhoareinterestedinmoviesare____.
youngpeople
[单选题]23. When children have something difficult to say to their parents, they usually
discuss it with their friends
解析:23.C【解析】从第二段第三句可知.