阅读下列对话，并回答后面的问题。
Sarah: What a big nature park!
Amy: But where are the animals?
Sarah: Can you see any animals?
Amy: Here come two tigers.
Sarah: What are they doing?
Amy: They are swimming.
Sarah: Can tigers really swim?
Amy: Yes, they can.
Chen: I see some pandas and monkeys.
Amy: What are they doing?
Chen: The pandas are climbing trees.
Amy: They are good climbers.
Chen: The monkeys are swinging.
Amy: Oh, how cool! I like monkeys very much!
1. What are the tigers doing?
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2. What are the pandas doing?
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3. How many tigers are there?
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4. What are the monkeys doing?
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5. What animal does Amy like?
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