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課堂練習 ? 二 . 用 when, while填空 ? 1. __________ the alien was in the museum , I called the police . ? 2. The boy was walking down the street __________ a UFO landed . ? 3. __________ the alien was visiting the museum , the boy called the TV station . ? 4. I was cleaning my room ________ the fire broke out . ? 5. __________ Linda was shouting his name , some people looked at her . ? 6. __________ Linda finally saw Davy , he was jumping with a dog . While when While when While When Reading Writing Use these pictures to write a story. 1 2 3 4 Look What can you see in the picture? At 11:00 am, Linda got to the park on her bike. What can you see in the picture? At 11:10 am, Linda was watching some people swimming in the lake. Her bike was just behind her. What can you see in the picture? At 11:15 am, a man wheeled away Linda’s bike. What can you see in the picture? At 11:25 am, Linda couldn39。如: ? The weather was fine while we were in Beijing . ? She call