八年级上Unit8Grammar1（共16张PPT）

1、Unit 8 Grammar A Past continuous tenseInterview Timmy1.Where were you when the earthquake started?2.What were you doing when earthquake began?3.how did you feel and what did you hear at first?4.what did you do when the earthquake started to shake?5.Do you think it dangerous to run wildly during the

2、earthquake?6.how did you feel when you were trapped?7 . Did you shout for help?8.Did you eat anything before others saved you?What was Timmy doing when the earthquake started ?He was doing some shopping when it started .was doing Why dont we use “is doing”? Because we talk about things that happen i

3、n the past (在过去在过去) not now.过去进行时过去进行时1. I - the Internet when you saw me yesterday (search)I was searching the Internet when you saw me yesterday.2. He - the project (计划计划) with Jim at 8:00 last night. (discuss)He was discussing the project with Jim at 8:00 last night .3. They - a trip to Tangshan

4、at this time yesterday .(plan) They were planning a trip to Tangshan at this time yesterday . 4. Kitty - her homework from 7 to 9 last night . (do) Kitty was doing her homework from 7 to 9 last night 过去进行时过去进行时(past continuous tense)1基本概念：表示过去某一时刻正在进行的动基本概念：表示过去某一时刻正在进行的动作以及过去某一段时间内持续进行的动作作以及过去某一段时间

5、内持续进行的动作2 常用时间状语：常用时间状语：1)then, at this/that time, at 9.00 last night 1)then, at this/that time, at 9.00 last night 2) this morning, the whole day/morning, from 8-10pm 2) this morning, the whole day/morning, from 8-10pm last evening.last evening.过去进行时的句式过去进行时的句式（1）基本结构：）基本结构：was/were + v-ing（2）否定式：）

6、否定式： was/were not + v-ing was not = wasnt were not = werent（3）一般疑问句：）一般疑问句： was/were+主语主语+V-ing（4）特殊疑问句：）特殊疑问句： wh-+was/ were +主语主语+V-ingExercises:vHe was playing football on the play ground.（对划线部分提问）vMy parents were playing computer games at that time.(改为否定句，一般疑问句，作否定回答)vThe sun was shining brightl

7、y just now.(改为否定句,一般疑问句，作肯定回答。A snowstorm hit Sunshine TownFinish the exercises on P97. 过去进行时与一般过去时的区别过去进行时与一般过去时的区别(1) 1. 过去进行时过去进行时着重描述当时着重描述当时正在进行的动作正在进行的动作，它的特点，它的特点是：未完成，是：未完成，强调过程强调过程；2. 一般过去时一般过去时表示一个表示一个已经完成的动作已经完成的动作，表示动作发生，表示动作发生过，而且已经结束了，过，而且已经结束了，强调结果。强调结果。 1. Mary _ a dress when she cut

8、 her finger. A. made B. is making C. was making D. makes was makingwas making表示正在做衣服的过程，如用表示正在做衣服的过程，如用mademade则则表示这一动作已结束，做衣服的动作已结束与表示这一动作已结束，做衣服的动作已结束与cut her fingercut her finger就没有联系。就没有联系。2. He _(write) a letter，then went to bed wrotewrotewrote表示动作已结束，做另一件事，如用表示动作已结束，做另一件事，如用was writingwas writ

9、ing就与就与went to bedwent to bed在逻辑上相矛盾。在逻辑上相矛盾。3. Im sorry you missed the bus. It _(leave) 5minutes ago (2006年徐州年徐州)left4. Mr John, we find your watch.-Thank you! Where _ (find) it?（2006年绍兴）年绍兴）did you find过去进行时与一般过去时的区别过去进行时与一般过去时的区别(2)(2)1 1过去进行时过去进行时侧重表示侧重表示动作的延续动作的延续；2 2一般过去时一般过去时表示过去某时发生过某事表示过去某时

10、发生过某事. .He _ all night last night.(生动的描写，他一直写生动的描写，他一直写)He _ something last night(说明他写了说明他写了的事实的事实)was writingwrote注：下列几类动词通常不用于进行时。注：下列几类动词通常不用于进行时。 表示状态的动词表示状态的动词be； 感官动词：感官动词：feel，hear，sound，look，smell，taste，等；，等； 表示思维或心理状态的动词：表示思维或心理状态的动词： believe, forget，consider(认为认为)， know，remember，hope，wish，

11、want等；等； 表示所属关系的动词：表示所属关系的动词： belong，have，own，hold（容纳）等。（容纳）等。用括号内词的适当形式填空用括号内词的适当形式填空1.What _you _(do) at this time yesterday.2.He _(watch) TV from 8p.m. to 10p.m. I _(play) piano.3. John _(fly) kites in the park at 9a.m. yesterday morning.4.Sandy _(call) Daniel at that time5.He _(read) while his br