So desperate ______ that no one could help another, each ____ to save himself and his animals.

I don’t know if it _________ tomorrow. Wewon’t go shopping if it ____________.

u lose the paper document, sign in www.Sina.com, __ you might download all you need.

How do you feel when you watch the national flag go up-It makes me_____very proud.

I think students______ to do homework with friends.