初中过去进行时ppt教学文案

13. As I __________ (walk) in the park, it __________ (begin) to rain. 14. Even when she ___________ (be) a child she ________________ (already, think) of becoming a ballerina (芭蕾舞演员). 15. It was quite late at night. George __________ (read) and Amy __________ (ply) her needle when they __________ (hear) a knock at the door. 16. There __________ (be) a group round the fire when they __________ (reach) it. An old woman __________ (sit) on the ground near the kettle; two small children __________ (lie) near her; a donkey __________ (bend) his head over a tall girl.
练习： 1.（04中考） Someone __ at the door when Tom was having his supper.
A. had knocked B. has knocked C. knocked 2.（05中考）Someone ______at the door when she was cooking in the kitchen. A. had knocked B. has knocked C. knocked 3.It was warm, so I _______(take) off my coat. 4． My brother came into the bedroom while I _________(dance). 5． _______ he ________(lie) on the ground at nine yesterday evening ?
四、与一般过去时的对比
都强调过去发生的事 但用一般过去时，只是表示有过这件事（已做完）； 用过去进行时，则强调了动作的连续性（未必已完 成）。
e.g. I was reading a book that evening.那天晚上 我一直在读书。（未读完）
I read a book that evening. 那天晚上我读了一本 书。（已读完）
e.g. I _________(read) a newspaper at 7 last night.
He ________(clean) the yard when his son came home.
They ________(play) very hard at this time of last year.
(1)用while连接（while只接doing,用延续性动词） (2）when表示（when可以接doing或did，动词可以是 延续性的也可是短暂性的，when后动作时间长，用doing， 时间短，用did）
I was watching TV Βιβλιοθήκη Baiduhen someone knocked at the door.
6． What _____ Jim __________(write) when the teacher came in ? 7． Mike and I ________(play) basketball at that time yesterday afternoon. 8． I first met Lisa three years ago. She ______(work) at a radio shop at the time. 9. When I arrived at his office , he ______ on the phone. (speak) 10.While we __________ (wait) for the bus, a girl __________ (run) up to us. 11. She __________ (not want) to stay in bed while the others ________________ (all, work) in the fields that morning. 12. While my mother ________ (put) Cathy to bed, the door bell ________ (ring) that night.
When I was working in the garden ,the accident happened.
*5.带感情色彩，使描述生动。
She was always helping others when she lived here.
三、过去进行时的用法常用的时间状语
at that moment, at ten o’clock last night ,(at) this time of last year, last night, all day yesterday, this morning, the whole morning, from nine to ten last evening, when, while等。
Someone knocked the door while/when I was watching TV.
思考：“I was walking past the car while it suddenly exploded.(爆炸)”正确与否？
4.用于故事，以提供其时间背景
Mary was dancing，but she stopped when she saw me.
初中过去进行时ppt
二、过去进行时的用法
1.表示过去某一时间（正在）进行的动作。
I was watching TV at 7 last night.
I was sleeping when it started to rain. *2.表示过去某一阶段正在进行的或暂时性的动作。
At that time,I was working in Sydney. 3.表示一动作正在进行时，另一动作同时突然发生。