选词填空。
A. birds B. are C. is swimming in D. tigers E. are F.jumping G. flying H. swinging
There 1._______ many animals in the nature park. Look! The 2.__________are running. The two lions
3.__________fighting. The monkeys are 4.__________.The fish 5.________________ the river. Many
6.____________ are 7.________ in the sky. Look, a rabbit is 8.__________.
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