离心式压缩机的工作效率比轴流式压缩机和往复式压缩机高。（）
题型：判断题
问题：
离心式压缩机的工作效率比轴流式压缩机和往复式压缩机高。（）
题型：判断题
请根据对话内容，从下面方框中选出五个适当的句子补全对话，并在答题卡上按要求作答。其中有两项是多余的。
A: Welcome to I COOL, YOU COOL, madam. How can I help you?
B: __小题1:____
A: This way, please. These are the latest fashion.__小题2:___
B: It looks cool. But I don’t like bright green.
A: We’ve got other colors: pink, grey ,dark red and yellow.___小题3:____
B: Pink. Could you show me that light pink one?
A: ___小题4:____ And it’s very thick.
B: I like it.___小题5:____
A: It was 100 dollars and now it’s only 80 dollars.
B: That’s a great price. I’ll take it.