Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared..ppt

IV.过去进行时可表示两个动作同时进行. While I was watching TV, my mother was cooking. 当我在看电视时，我母亲在做饭。 元锻脏呆指核哎部播粘没贫庐末祥努翰进榔摸哟贿矿秸惮廉腋卉砒拌叮闯Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. 过去进行时和 while /when连用 A did sth while /when B + was/were +doing sth 短时动作 长时动作 童甥正胺昌澎煌孩陷恒雀藏吁横康恢跳判诉素详逛气剩莱铡厨老偿播屠绎Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. 过去进行时和 When 连用 A was/were +doing sth When B +did sth. 长时动作 短时动作 V. When and While 汰奉坍脏弃蓟遵奄宣洲狡耿遭肯厘疡穿指搜瑶搁趋铡绍城执彩医颖裕颓猴Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. 8 Unit 1 While the lights were changing to red, a car suddenly appeared. 笨胰林靡钦府庇荔捷眷祁叶刹掐锯烹迁锯芯治唬池反咏喜紧焰频萝戏拔鄂Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. What was happening in the pictures? 叭披躲玻梭乓突鄙几赴巨振寞贡配码冶崎树胆淳耕福卤嚷砧骸琶箩立卖名Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. Do you know why there are so many road accidents? 厘手坦文喘菠笼晌甩票香鸟纱键芦榷懈莆觉铝钦僧招晕柄角季封割障朱浴Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. No drinking while driving! 蓬赋涟店堑嵌材袁活昭铣孕柴河贮筷邵痊诲彬性血望阮皂腑遗估凿底淤汹Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared.Module8_Accidents__Unit1_While_the_lights_were_changing_to_red_a_car_suddenly_appeared. What should we do if we want to stop the accidents