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【多选题】
以下关于的叙述中正确的是：A.
是载有一系列天体的坐标、星等、视差（距离）、光谱型等资料的表册
B.
中天体的编号都是按天体发现的顺序递增的
C.
中的天体不一定是恒星，也可能是星云、星团或者星系等
D.
同一个天体可以出现在不同的中
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B.
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C.
NG
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【简答题】v.宣布,预告
【单选题】听力原文：How will you get to the party tonight? (A) Mike is giving me a ride. (B) She is a bus driver. (C) That was a pretty big party. (21)
A.
B.
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【单选题】It is a little expensive for me.Can I have a discount?()
A.
You must be kidding
B.
It is terrible
C.
The price has been reduced by 50%.It is a real bargain.
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