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【多选题】
When you want to make sure whether you are understood, you could say __
A.
So is everyone clear on what they have to do?
B.
OK,do you understand how this works now？
C.
Does that make sense to you?
D.
Any questions about what you need to do?
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【多选题】When you are to introuce a place, which elements could be mentioned?
A.
surroundings
B.
population
C.
history
D.
places of interest
【多选题】When you want to ask for information about a place, you can say__
A.
Which cities are the most-sees in China?
B.
Could you recommend some interesting places to visit here?
C.
What are the places of special interest here?
D.
Please tell me about some interesting places.
【单选题】发明了第一台采用减压水蒸发的制冷机的是
A.
Joseph Black
B.
William cullen
C.
Clausis
D.
Willis. H. Carrier