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八年级上册英语第一单元的重点

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  • 2025/6/21 11:13:24

一,一般过去时

基本结构:主语+动词过去式+其他; 否定形式:①was / were + not; ②在行为动词前加didn't,同时还原动词; 一般疑问句:①Was/Were+主语+其他?②Did+主语+动词原形+其他? 特殊疑问句:1、特殊疑问词+ did + 动词原形+ 主语+其他?

What did Li Lei do last weekend? 李雷上周末干什么了? 2、 特殊疑问词 + was/were + 主语+ 其他? Where were you yesterday? 你昨天在哪儿?

二、实义动词的变化: 实义动词分规则变化和不规则变化。 (一) 规则动词过去式的构成: ①一般在动词末尾加—ed。 【举例】walk→walked

②以不发音e结尾的动词末尾只加—d 。 【举例】love→loved decide→decided

③结尾是“辅音字母+y ”的动词。先将y 变为i,再加—ed 。 【举例】study→studied carry→carried 特殊:“元音字母+y ”直接加-ed 【举例】stay→stayed play→played

④末尾只有一个辅音字母的重读闭音节,先双写该辅音字母,再加—ed 。

【举例】stop→stopped plan→planned

不规则变化在本单元中出现的不规则动词有以下几个: (二)、不规则变化

1、A—A—A型,即原形、过去式和过去分词三者都相同。(共9个) cost—cost—cost let—let—let

cut—cut—cut

hit—hit—hit

hurt—hurt—hurt

set—set—set

put—put—put read—read—read

shut—shut—shut

2、A—B—B型,即过去式、过去分词相同。(共41个) (1).过去式和过去分词都含有 -ought。(3个)

bring—brought—brought buy— bought—bought think—thought— thought (2).词尾有-ild,-end时,只需把d变为t。(4个)

build—built—built lend—lent— lent send—sent—sent spend—spent— spent

(3).过去式、过去分词都含有 -aught。(2个) catch—caught—caught teach—taught—taught

(4).把-eep变为-ept。(3个)

keep—kept—kept sleep—slept—slept sweep— swept—swept (5)把-ell变为-old。(2个) tell—told—told sell—sold—sold

(6).过去式、过去分词都含有-elt或-ilt。(4个)

smell—smelt—smelt spell—spelt—spelt feel—felt— felt spill—spilt—spilt (7).过去式、过去分词都在原形词尾加t。(3个) learn—learnt—learnt mean—meant—meant spoil—spoilt—spoilt (8).过去式、过去分词词尾是d。(4个)

say—said—said pay—paid—paid lay—laid—laid hear—heard—heard (9).改变元音字母。(11个) meet—met—met

get—got—got

sit—sat—sat

find—

found—found

hold—held—held spit—spat—spat shine— shone—shone win—won—won hang—hung—hung dig— dug—dug lose—lost—lost (10).改变辅音字母。(1个) make—made—made

(11)改变元、辅音字母。(4个)

leave—left—left stand—stood—stood have(has)— had—had understand—understood—understood

3、A—B—C型,即原形、过去式、过去分词都不相同。(共35个) (1).i—a—u变化。(6个) begin—began—begun

drink—drank—drunk

sing—sang—sung

ring—rang—rung swim—swam—swum sink— sank—sunk

(2).词尾为-ow,-aw时,过去式将其变为-ew,过去分词在其原形后加n。(5个)

blow—blew—blown

draw—drew—drawn

grow—

grew—grown

know—knew—known throw—threw—thrown(show除外)

(3).drive—drove—driven write—wrote—written ride— rode—ridden rise—rose—risen

(4)过去分词在过去式后加(e)n。(5个) break—broke—broken

choose—chose—chosen

freeze—froze—frozen

speak—spoke—spoken wake—woke— woken (5)过去分词由过去式加-ten构成。(1个) forget—forgot—forgotten

(6)过去分词由原形加(e)n构成。(6个)

be—was(were)—been eat—ate—eaten fall—fell—fallen give—gave—given see—saw—seen hide—hid—hidden(hid)

(7)词尾为-ake时,过去式将其变为-ook,过去分词在原形词后加-n。(2个) take—took—taken mistake—mistook—mistaken (8)原形、过去式和过去分词都不相同。(6个) do—did—done

fly—flew—flown

go—went—gone

lie—lay—lain

show—showed—shown wear—wore—worn 4、A—A—B型,即过去式和原形相同。(1个) beat—beat—beaten

5、A—B—A型,即过去分词和原形相同。(3个)

come—came—come become—became—become run— ran—run 6、情态动词型,只有原形和过去式,没有过去分词。(4个) can—could may—might will—would shall—should

三、合成词

some, any, no, every+body, thing,one,where

1、当出现some, any, no, every与+body, thing,one合成做主语时,be和谓语动词用单数

There ---(be) nothing wrong with the TV. Everybody-----(like)reading. Someone -----(be) calling me. There -----(be not) anyone else there. -----(be) anybody over there?

2、some-不定代词,通常用于肯定句中;any-不定代词则多用于否定句、疑问句中。但some-可用于表请求、邀请、预料对方会作肯定回答时的疑问句中。 Could you give me--------to eat? (something anything everthing)

3、如果有形容词修饰some, any, no, every与+body, thing,one合成词时形容词要放在后面之后。

There is something delicious on the table. Did you do anything special.

anything special something important

巩固练习:

用不定代词或不定副词填空:

1. I can’t hear anything = I can hear _________. 2. There is __________ on the floor. Please pick it up. 4. I phoned you last night, but ________ answered it. 单选

1. No one ________ how to do it. A.know B. knows C. knowing D. knew 2. Everything_____OK. A. was B. are C. and D. is 3. There’s________in the newspaper. You should read it. A. important something B. something bored C. boring something D. something important. 四、动词结构:

1、不同结构不同意思

try doing sth.尝试做某事 / try to do sth.尽力去做某事

Remember/forget doing sth.记得/忘记做过某事/ remember/forget to do sth.记得/忘记做某事

stop doing sth. 停止做某事 /stop to do sth停下来去做另一件事 Stop sb from doing sth阻止

go on with/ doing sth继续原来的事/go on to do sth继续做别的事 2、必须加v-ing

start doing sth.开始做某事 dislike doing sth. 不喜欢做某事 keep doing sth.继续做某事 enjoy doing sth 喜欢做某事 feel like doing sth 3、+to do sth

decide to do sth.决定去做某事 want to do sth.想去做某事 want sb. to do sth. 想要某人做某事 五、我应该用在哪里

1、adj 以-ing结尾“令人…的”exciting,interesting,relaxing,boring(修饰物、事)

以-ed结尾“人感到…的”excited,interested,relaxed,bored(修饰人)

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一,一般过去时 基本结构:主语+动词过去式+其他; 否定形式:①was / were + not; ②在行为动词前加didn't,同时还原动词; 一般疑问句:①Was/Were+主语+其他?②Did+主语+动词原形+其他? 特殊疑问句:1、特殊疑问词+ did + 动词原形+ 主语+其他? What did Li Lei do last weekend? 李雷上周末干什么了? 2、 特殊疑问词 + was/were + 主语+ 其他? Where were you yesterday? 你昨天在哪儿? 二、实义动词的变化: 实义动词分规则变化和不规则变化。 (一) 规则动词过去式的构成: ①一般在动词末尾加—ed。 【举例】wa

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