在英語里什么是過去式

　　過去式是英語語法的一種，表示過去某個(gè)時(shí)間里發(fā)生的動(dòng)作或狀態(tài)。一般過去式的動(dòng)詞通常用動(dòng)詞的過去式形式來表示，而動(dòng)詞的過去式是在動(dòng)詞原形的基礎(chǔ)上變化的。動(dòng)詞的過去式可分為規(guī)則動(dòng)詞和不規(guī)則動(dòng)詞。　用法

　　一般過去時(shí)的用法一.概念：一般過去時(shí)是表示在過去的時(shí)間里發(fā)生的動(dòng)作或狀態(tài)，通常與表示過去的時(shí)間狀語連用。

　　二.時(shí)間狀語：yesterday,the day before yesterday,two days ago,long long ago,a minute ago,lastyear(week,month),just now,at that time,in those days.

　　三.過去時(shí)的用法：1.有確定的過去時(shí)間狀語時(shí)要用過去式。

　　例：We had a good time last week.

　　2.表示過去連續(xù)發(fā)生的動(dòng)作時(shí)，要用過去式。

　　例：The boy closed the door,turned off the window,and then went to bed.

　　⒊ 表示過去一段時(shí)間內(nèi)經(jīng)常或反復(fù)的動(dòng)作，要用過去式。

　　例：She often came to help me at that time.

　　四.一般過去式的構(gòu)成形式：☆Be動(dòng)詞的過去式：⑴肯定句：主語+ be動(dòng)詞的過去式(was,were)

　　例：He was ill yesterday. She was nine two years ago.They were my students long long ago.

　　⑵否定句：主語+ be動(dòng)詞的過去式(was,were)+ not

　　例：He was not ill yesterday.She was not nine two years ago.They were not my students long long ago.

　　⑶一般疑問句：直接把be動(dòng)詞提到句首。

　　例：Was he ill yesterday?

　　肯定回答：Yes,he was.

　　否定回答：No,he wasn't.Was she nine two years ago? Yes,she was. / No,she wasn't.Were they your students long long ago? Yes,they were. / No,they weren't.

　　☆實(shí)意動(dòng)詞的過去式：⑴肯定句：主語+動(dòng)詞的過去式

　　例：He played football last week.She watched TV last night.

　　⑵否定句：主語+ did not +動(dòng)詞原形

　　例：He did not play football last week.She didn’t watch TV last night.

　　⑶一般疑問句：Did +主語+動(dòng)詞原形 例：Did he play football last week?

　　回答：Yes,he did./ No,he didn't.

　　Did she watch TV last night?

　　回答：Yes,she did. / No,she didn’t.

　　五.動(dòng)詞變過去式的幾種常用規(guī)則：1.一般動(dòng)詞直接+ ed;

　　例：look--looked want--wanted listen --listened

　　2.以e結(jié)尾的詞直接+ d;例：live--lived phone--phoned

　　3.以輔音字母加y結(jié)尾，變y為i加ed;例：try--tried study--studied

　　4.重讀閉音節(jié)結(jié)尾的，詞尾只有一個(gè)輔音字母，雙寫詞尾輔音字母+ ed;例：stop--stopped plan--planned

　　⒌不規(guī)則動(dòng)詞： 動(dòng)詞由原形轉(zhuǎn)變?yōu)檫^去式時(shí)不按詞尾加“-ed”之變化規(guī)則者叫做不規(guī)則動(dòng)詞。小學(xué)常見的動(dòng)詞不規(guī)則過去式如：是be/is/am/are- was，是are- were，來come-came，去go- went，有have- had，做/干do- did，做make- made 讀read- read，放put- put，切割cut- cut，寫write- wrote，帶走take- took，買buy- bought，帶來bring- brought，想think- thought，看見see- saw，說say- said，說話speak- spoke，打破break- broke，得到get- got，跑run- ran，告訴tell- told，唱sing- sang，喝drink- drank，吃eat- ate，游泳swim- swam，開始begin- began，偷steal- stole，遇見meet- met，賣sell- sold，坐sit- sat，跑run-ran,讀read-read，想要want-want，知道know-known，fall-fell等等。

　　I worked in that factory last year. 我在那一家工廠工作。I went to the Tian Long Mountain yesterday. 昨天我們?nèi)チ颂忑埳健 stayed at home,yesterday.昨天，我整日呆在家里.

　　一般過去時(shí)態(tài)：表示過去某一時(shí)間所發(fā)生的動(dòng)作或存在的狀態(tài)。謂語動(dòng)詞要用一般過去式。

　　時(shí)間標(biāo)志：yesterday(昨天)，last weekend(上周)，last month(上個(gè)月)，last year，two months ago(兩個(gè)月前)，the day before yesterday(前天)，in 1990 (在1990年)，in those days (在那些日子里)等表示過去的時(shí)間狀語。