补全短文 (选词并将单词填写到横线上)

This is a circus. Look at this cat and her ________. The cat ________swing. The kittens are ________. What are those? Are they dogs? No, they aren't. ________ are puppies. ________ mun is a dog.
The dog can _______ and dance. The tiger can _______ through a ring. The lion can _______ up a ladder. The tiger cubs _______ jump through a ring. The lion cubs can't climb up a ladder. But they want to _______.