读一读，选择句子完成对话。
| A．Is it your bike? | B．it’s my bike. |
| C．What’s the matter? | D．What colour is your bike? |
(Kitty can’t find her bike. Danny is helping her.)
Danny: Hi, Kitty. (1) ________
Kitty: I can’t find my bike.
Danny: I can help you. (2) ________
Kitty: It’s red and blue.
Danny: Is it new?
Kitty: No. It’s old.
Danny: Look, I can see a bike behind the tree. (3) ________
Kitty: Yes, (4) ________
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