看图，根据首字母提示，填写正确的单词：It’s a nice day. Look! The sun is s__________.

Peter is ______ green shorts. (   )

A．wear

B．wearing

用所给单词的适当形式填空：Are you _____ ( play) with your sister?

I’m ________ an e-mail.  (    )

A．writing

B．write

C．writting

按要求改句子。
1. The students often play volleyball.（用now改为现在进行时）
The students __________ __________ volleyball now.
2. The boys are playing football.（改为一般疑问句）
__________ the boys __________ football?
3. The teachers are playing basketball.（对划线部分提问）
__________ are the teachers __________?
4. Are the girls doing the high jump?（作肯定回答）
__________, they __________.
5. they, watching, are, jump, the, long （连词成句）
______________________________________________________