When Harry _______ ( have ) breakfast, Lily _______ ( telephone ) him . 2.When I ________ ( go ) to school this morning I ______ ( see ) a car running into a bus . 3. It was six. The Greens ______ (have) supper. 4. When you ______ (knock) at the door yesterday, I ______ (do) some washing. 5. While my mother ______ (watch) TV, I ______(make) a kite. 6.When he was twelve, he_________(study) in a middle school. 7.Ben asked Rick what________ (happen) there. 8.She________ (fall) off her bike when she________ (ride) to her office. 9.When I ________ (see) the woman, she________ (wait) for the bus . 10.The man was running behind the bus. He________ (shout) and ________ (wave) his arms to stop it . 11. The students talked about what happened in class while they ___________ (wait) for the school bus. 12.Our neighbors_______(sell ) their furniture in the yard when suddenly it rained. 13.When the teacher __________ (come)in to the classroom, I ________________(write)a letter. 14. Somebody knocked on my window when I __________ TV last night. (watch) 15. While I_________(peel) potatoes, I_________(cut) my thumb.