根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。(注意：61-65的答案涂到答题卡上：E涂成 AB；F涂成AC；G涂成A
A．
A: Oh, you didn’t know how many people there were in the streets when I went shopping last Sunday!
B: No wonder. __61__ The earth will be full of people and there will be standing room only.
A: You said it.
B: __62__
A: Look up into the sky. What can you see?
B: __63__
A: The moon is the satellite of the earth, maybe man will fly to the moon.
B: __64__
A: I mean perhaps the moon will be our home in the future.
B: But man can’t live there because there is no air and no water. No life can live there. __65__
A: In that case, man can’t live there before solving these problems.
B．How can we?
C．There will be more and more people.
D．But I don’t think so.E.How to solve the problem?
F.Pardon?
G.Of course I can see the moon and stars.
Can we live there?
