用单词的适当形式填空。
have   sit be    look    open
（1）There ________three small eggs and a big egg.   
（2）Mother Duck________on the eggs.   
（3）The big egg________later.   
（4）It is winter. It is cold. The ugly duckling________no home.   
（5）The ugly duckling________into the water. He is a beautiful swan.

选择were和was填空。
1. I _____ born in May.
2. _____ you in China last year?
3. There _____ a book and some pens here yeaterday.
4. They ____ happy yesterday because they found their basketball.
5. He _____ busy with his homework last night.
6. My father and I _____ shopping at 9:00 last Sunday.

Five years ago, he _________ a pupil. Now he _________ a worker. (   )

A．is; is

B．was; was

C．was; is

根据中文提示完成句子：He ________（是）strong then.

Listen!The boys _______ singing.(   )

A．is

B．am

C．are