八上 过去进行时1.doc

1、一般过去时 概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为； 时间状语：ago, yesterday, the day before yesterday, last week,last(year, night, month…), 具体时间, just now, at the age of , one day, long ago, once upon a time(很久以前), etc. 基本结构：be动词；行为动词的过去式 例句：She often came to help us in those days. I didnt know you were so busy. 一般过去时表示 (1)过去某个特定时间发生，也可以表示(2)过去习惯性的动作。一般过去时不强调动作对现在的影响，只说明过去。 句式：主语+过去动词+其他 现在完成时： 概念： 补充过去发生并且已经完成的动作对现在造成影响或后果基本结构： 过去某一时间开始并一直持续到现在的动作或状态 基本结构：主语+have/has+过去分词(done) 用法：（1）现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和现在有联系,也就是说,动作或状态发生在过去但它的影响现在还存在. I have spent all of my money.(含义是:现在我没有钱花了.) Jane has laid the table.(含义是:现在桌子已经摆好了.) Michael has been ill.(含义是:现在仍然很虚弱) He has returned from abroad. (含义是:现在已在此地) （2）现在完成时可以用来表示发生在过去某一时刻的,持续到现在的动作（用行为动词表示）或状态（be动词表示）常与for（+时间段）,since（+时间点或过去时的句子）连用. ①for+时段 ②since+过去一个时间点（译为：自从……以来） ③since+时段+ago ④since+从句（过去时） ●⑤It is+时段+since+从句（过去时） 过去进行时： 概念：表示过去某时正在进行的动作(不强调是否完成） 用法： 1.表示过去某一时间内（正在）进行的动作 如：I was doing my homework at 9 p.m. last Sunday. 2.表示一动作正在进行时，另一动作同时正在进行. (1)用while连接（while只接doing）（注：如果主句和从句都是一般过去时，可以用while连接两个句子） 例:My mother was cooking while I was doing my homework.(可以持续动作时态一致) (2）when表示（when可以接doing或did，when后动作时间长，用doing，时间短，用did） 例:I was doing my homework when my mother came in.(间接表达了具体时间) 3.重复的动作 When he worked here, John was always making mistakes. 4.表示过去将要发生的动作 She told us Mr.Lee was arriving here. 5.有时可强调过去某一动作延续时间较长 常用的时间状语：this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while My brother fell while he was riding his bicycle and hurt himself. It was raining when they left the station. 这些是我很认真去找的 希望能够帮组到你！ When I got to the top of the mountain, the sun was shining. 单项选择 1.My brother ___ while he ___ his bicycle and hurt himself. A. fell, was riding B. fell, were riding C. had fallen, rode D. had fallen, was riding 2. I first met Lisa three years ago. She ___ at a radio shop at