Cao Wenxuan’s new book has just __________. Let’s go and buy one.

Miss Gao asked a question,but it was ___________that nobody could answer it.

There is a_______ tree in front of my classroom

The exchange_______ homes are in the UK. I want to take_______ to the Great Wall.

---Who_______ make a kite out of wood?    ---Peter is.

We mustn't play with fire. It_______ be very dangerous

We must keep our classroom_______-ants smell things_______.

Walk_______ the house, turn left and you'll see the big bridge_______ the river.

My pet, Amy, never_______ because l take good care of her

John works in a hospital_______ his home. So he takes a train there every week.