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）
______________________________________________________

情景会话。
1. 当对方在电话时Hello, 你应该这样回答：_____________。
A. Hello, I’m Nina. B. Hello, this is Nina.
2. 当对方问你：“What do you do?”你应该回答：_________。
A. I’m working.     B. I’m a worker.
3. 当你问别人“你正在干什么?”，应该说：_____________。
A. What is he doing? B. What are you doing?
4. 当你问别人“你喜欢的季节是什么?”应该说：_______。
A. What’s your like season? B. What’s your favorite season?
5. 当别人问你“What’s the dog doing?”，你应该回答：_____。
A. It's play football. B. It’s playing football.

A girl is ____________ a picture of nature.

A．looking

B．look at

C．looking at

He’s __________（ride）a bike.

He is ________ the book on the shelf.

A．put

B．putting

C．puts

D．putted