从方框内选择适当的句子补全对话，有两项多余。
A.What do you want to drink?
B.The drinks there are good, aren't they?
C.That's a good place to relax.
D.Why don't we get something to drink.?
E.It is always so crowded there.
F.I like the loud music there.
G.So where would you like to go. Amy?
A: I'm thirsty, Amy.
B: Me too.____
A: Yeah. Let's go to Kangle. I love the soft drinks there.
B: Oh, Sam... I don't like Kangle.
A: Why? ____
B: The drinks are nice. I just don't like its environment. ____ And the loud music makes me feel uncomfortable.
A: OK. ____
B: Let's go to Semi-island. The soft music there makes me feel relaxed.
A: Good idea! ____
下列现象中，不是属于光的直线传播的是: ( )
一钢瓶中贮有质量m，密度为ρ的氧气，当用去质量为m/4的氧气后，钢瓶内所剩氧气的密度为 （ ）
—Which is more useful, reading or writing?
—I think _______ of them are useful.
