下列對話均已打亂，請將正確排列順序的序號寫在括號內。
1. a. Is it on the floor? b. Oh, look! It's in her desk.
c. Where is Miss Gao's book? d. No, I can't see it.
A. b, a, c, d
B. c, a, d, b
C. c, a, b, d
2. a. I can see some trees. b. What can you see?
c. It's a picture of a hill. d. What picture is this?
A. d, c, b, a
B. d, a, c, b
C. c, d, b, a
3. a. You look the same. b. No, I'm Lucy.
c. That's right. d. Are you Lily?
A. d, b, a, c
B. d, b, c, a
C. d, a, c, b
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