SectionA3a-3c (2).doc

一、用when或者while填空1._ Margo was talking on the phone, her sister walked in. 2._ we visited the school, the children were playing games. 3._ Sarah was at the barbers, I was going to class. 4._ I saw Carlos, he was wearing a green shirt. 5._ Allen was cleaning his room, the phone rang. 6._ Rita bought her new dog; it was wearing a little coat. 7. He was driving along _ suddenly a woman appeared. 8. _ Jake was waiting at the door, an old woman called to him. 9. He was reading a book _suddenly the telephone rang. 10. _ it began to rain, they were playing chess. 11. She saw a taxi coming _ the woman was waiting under the streetlight. 12. The alien was in the museum, I called the police. 13. The boy was walking down the street a UFO landed. 14. The alien was visiting the museum, the boy called the TV station. 15. I was cleaning my room the fire broke out. 16. Linda shouted his name, some people looked at her. 二、用所给动词适当形式填空17. While Jake _ (look) for customers, he _ (see) a woman. 18. They _ (play) football on the playground when it _ (begin) to rain. 19. A strange box _ (arrive) while we _ (talk). 20. John _ (sleep) when someone _ (steal) his car. 21. Father still_ (sleep) when I_ (get) up yesterday morning. 22. Grandma _ (cook) breakfast while I _ (wash) my face this morning. 23. Mother _ (sweep) the floor when I _ (leave) home. 24. I _ (read) a history book when someone _ (knock) at the door. 25. Mary and Alice are busy _ (do) their homework. 三、完成下面句子，词数不限1.飞机在伦敦起飞时正在下雨。It_ when the plane _ in London. 2.你记得汶川大地震时你在做什么吗？Do you remember what _ you _ when Wenchuan Earthquake_ . 3.当铃声想起的时候，我们正在操场上玩得很开心。We _ on the playground when the bell _. 4.当妈妈下班回家时，你在做什么？_ when Mum _ from work? 5.当我在做作业时，有人敲门。I was doing my homework, _ someone_ th