A cat in a tree的用法和样例：
- I can't bear having a cat in the house.
- Can not you see a cat in the tree?
- A cat in a barbor shop was enjoying the winter sunshine.
- One day, Alice came to a fork in the road and saw a Cheshire cat in a tree.
- There's no room/There isn't (enough) room to swing a cat in here.
- See a cat in a tree