题目

用合适的形式填空。1. The children _____________ (sleep) when the fire alarm _________ (ring) last night. 2. I _____________(read) a storybook when my mum _______ (come) into my room.3. On Monday at 6:00 pm, Mary and I _____________ (have) dinner in a restaurant.4. I _____________ (watch) TV with my family when you ________ (call) me. 5. Bob _____________ (do) martial arts in the gym when he _____ (hear) the exciting news. 6. We _____________ ( cheer ) at the park when the bells _____________ ( ring ) .（2012?富阳市模拟）一个梯形的上底5厘米，下底8厘米，高10厘米．请你设计和这个梯形面积相等的三角形，你假设的这个三角形的底是1313厘米，高是1010厘米．