Who is _______ boy playing basketball on the playground. He is Tom. He joined ______ unusual basketball match last year.

Do you know when we can go back home? —Sorry, I don’t. Because of the heavy snow storm, highways have been blocked and flights have been __________.

_____ is no possibility to visit the factory, for the rain is so heavy.

I’m sorry I _______ my English book at home.— That’s all right. Don’t forget to bring it next time.

There is elephant there. Near elephant，there istall tree.