精品教学教案设计 | Excellent teaching plan
16. _____ they ______ (sweep) the floor on Sunday? No, they _____. 17. I _______ (watch) a cartoon on Monday.
过去进行时表示过去某个时间点正在进行的状态或动作，用法是描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生，通常会带有时间状语
如 My brother fell while he was riding his bicycle and hurt himself. It was raining when they left the station.
When I got to the top of the mountain, the sun was shining. 典型例题
1) Mary ___ a dress when she cut her finger. A. made B. is making C. was making D. makes
答案C. 割伤手指是已发生的事情，应用过去时。同时，when表时间的同时性，\玛丽在做衣服时\提供事情发生的背景，因此用过去进行时。
2) As she ___ the newspaper, Granny ___ asleep.
A. read； was falling B. was reading； fell C. was reading； was falling D. read；fell
答案B.句中的as = when, while，意为\当……之时\。描述一件事发生的背景时，用过去进行；一个长动作发生的时候，另一个短动作发生。句意为 \在她看报纸时，奶奶睡着了。\句中的 fell (fall的过去时)，是系动词，后跟形容词，如：fall sick。
育人犹如春风化雨，授业不惜蜡炬成灰
精品教学教案设计 | Excellent teaching plan
练习：写一篇短文，描述一下这周发生的事情。要求用到今天讲的三种时态，副词形容动词。
育人犹如春风化雨，授业不惜蜡炬成灰
新概念第二册第一课详细教案新部编本(1)
