一般过去式讲解

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英语时态之一般过去时讲解

I .Teachi ng aims and dema nds

1. Review past simple tense

2. Lear n how to describe what some one did

3. Review the rules of the past forms of the verbs

n . Teaching importanee and difficulties

The rules of the past forms of the verbs

川.Teaching aids

Small blackboard papers

IV . Teaching procedures

Step 1 Review

1. Greeting

2. Practice everyday English: do pair work

Group 1:The teacher gives the example and practice one by one like this,

A: What did you do last Su nday?

B: I…

Group 2: The teacher gives the example and practice one by one like this,

A: What did she/he do last Su nday?

B: She/he …

Step 2 Prese ntati on

一.一般过去时的基本用法

1. 一般过去时表示过去某个时间发生的动作或存在的状态,常和表示过去的时间状语连用。

1. yesterday 或以其构成的短语:yesterday morning(afternoon, evening等;

2. 由last+ 一时间名词”构成的短语:last n ight, last year (wi nter, mon th, week等;

3. 由时间段+ago”构成的短语:a moment ago, a short time ago, an hour ag等;

4. 其它:just now 等

5. 由某些表示过去时态的从句等:when I was ten years old. 女口:he was late yesterday.

I did my homework three hours ago.

I came home just now.

2. 表示过去习惯性、经常性的动作.常与often,always 等连用。

女口:He always carried a book.

二.一般过去式的构成形式

1. Be动词在一般过去时中的变化:

⑴am 和is 在一般过去时中变为waso( was not=wasn't )

⑵are 在一般过去时中变为were°( were not=weren't )

⑶带有was或were的句子,其否定、疑问的变化和is, am, are 一样,即否定句在was或were后加not, —般疑问句把was或were调到句首。

2. 句中没有be动词的一般过去时的句子

否定句:did n't + 动词原形,如:Jim went home yesterday.

Jim did n't go home yesterday.

一般疑问句:在句首加did,句子中的动词过去式变回原形。

女口:Jim went home yesterday.

Did Jim go home yesterday?

特殊疑问句:⑴疑问词+—般疑问句?如:Jim went home yesterday.

Did Jim go home yesterday?

Step 3 The rules of the past forms of the verbs

三、规则动词的过去式

1. 一般情况下,在动词原形后面加-ed。

look f looked play —played start —started visit —visited

2. 以不发音e结尾的动词,在词尾直接加-d o

live —lived use—used

3. 以辅音字母+ y”吉尾的动词,先将y改为i ,再加-ed。

study —studied try —tried fly —flied

4. 以重读闭音节(即辅音+元音+辅音)或r音节结尾,末尾只有一个辅音字母

的动词,要先双写这个辅音字母后,再加-ed。stop —stopped pla n —pla nned prefer —preferred

5. 不规则动词的过去式需特殊记忆

女口: am (is )-was, are-were (是),go-went (走),come-came (来) take-took (拿),have (has )-had (有), begin (开始)--began.

bring (拿来)--brought, can (能)--could, catch (捉住)--caught, cut (砍,害U ) --cut, do/does (做,干)--did, draw (画画,拉)--drew, drink (喝)--drank, drive (驾驶)--drove, eat (吃)--ate,

fall (跌倒,落下)--fell, feel (感觉)--felt, fly (飞)--flew, get (获得)--got, give (给)---gave, grow (生长)--grew, keep (保持)--kept, know (知道,认识)--knew, learn (学习)--learnt,

leave (离开)--left, let (让)--let, lie (躺,平放)--lay,

--might, must (必须)--must, ring (鸣铃)--rang, see (看见)--saw, set (放)--set,

sleep (睡觉)--slept,

swim (游泳)--swam, teach (教)--taught, tell (告诉)--told, think (认为)--thought, throw (投掷)--threw, understand (懂得)--understood, wear (穿)--wore, will (将要)--would, win (获胜)--won,

Step 4 Project

1. Review the past simple tense.

2. Homework

附:一般过去时口诀:

动词一般过去时,表示过去发生的事; be 用was 或用were,

have,has 变 had ;

谓语动词过去式,过去时间作标志;一般动词加 -ed ,若是特 殊得硬记。

否定句很简单,主语之后didn 't 添;

疑问句也不难,did 放在主语前;‘

不含be 动词时

如果谓语之前有did ,谓语动词需还原; 动词若是was,were,否定就把not 添。}

含be 动时 疑

问句也不难,要把was were 放在主语前。

一般过去时练习题 I. 请用正确动词形式填空 make (使得,做)- -made,

may (可

以) read (读)--read, ride (骑)--rode, run (跑)--ran, say (说)--said,

sell (卖)--sold, send (送)--sent, sing (唱歌)--sang, sit (坐)--sat, (花费)--spent, stand (站立)--stood, speak (说话)--spoke, spend

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