补全对话
A:What are you going to do after the exams?
B:____Do you have any good ideas?
A:Yes, I want to relax myself. So I want to go on a trip.
B:Sounds great!____
A:I'd like to go somewhere interesting and exciting.
B:There is a new zoo in Jingyue, Changchun.____
A:No, I haven't. What about you?
B:____But my cousin went there last week. He told me people could watch the animals there in a more natural environment.
A:Really? That sounds interesting. Let's go to the zoo together.
B:OK. We can go there by bus tomorrow.
A:____It's not too far from here. And riding a bike is a kind of good exercise.
B: OK. I can't wait.
A. Nothing much.
B. Why not ride a bike? C. Have you ever been there?
D. Where would you like to go? E. Neither have I. F. How would you like to visit?
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确定其在原溶液中是否存在的是