七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)
七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)一、名詞復(fù)數(shù)規(guī)則
1.一般情況下,直接加-s,如:book-books, bag-bags, cat-cats, bed-beds
2.以s. x. sh. ch結(jié)尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches
3.以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:family-families, strawberry-strawberries
4.以“f或fe”結(jié)尾,變f或fe為v, 再加-es,如:knife-knives
5.不規(guī)則名詞復(fù)數(shù):
man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice child-children foot-feet,.tooth-teeth fish-fish, people-people, Chinese-Chinese, Japanese-Japanese
七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)二、一般現(xiàn)在時(shí)
一般現(xiàn)在時(shí)基本用法介紹
【No. 1】一般現(xiàn)在時(shí)的功能
1.表示事物或人物的特征、狀態(tài)。如:The sky is blue.天空是藍(lán)色的。
2.表示經(jīng)常性或習(xí)慣性的動(dòng)作。如:I get up at six every day.我每天六點(diǎn)起床。
3.表示客觀現(xiàn)實(shí)。如:The earth goes around the sun.地球繞著太陽(yáng)轉(zhuǎn)。
一般現(xiàn)在時(shí)的構(gòu)成
1. be動(dòng)詞:主語(yǔ)+be(am,is,are)+其它。如:
I am a boy.我是一個(gè)男孩。
2.行為動(dòng)詞:主語(yǔ)+行為動(dòng)詞(+其它)。如:
We study English.我們學(xué)習(xí)英語(yǔ)。
當(dāng)主語(yǔ)為第三人稱單數(shù)(he, she,it)時(shí),要在動(dòng)詞后加"-s"或"-es"。如:Mary likes Chinese.瑪麗喜歡漢語(yǔ)。
一般現(xiàn)在時(shí)的變化
1. be動(dòng)詞的變化。
否定句:主語(yǔ)+ be + not +其它。
如:He is not a worker.他不是工人。
一般疑問(wèn)句:Be +主語(yǔ)+其它。
如:-Are you a student?
-Yes. I am. / No, I'm not.
特殊疑問(wèn)句:疑問(wèn)詞+一般疑問(wèn)句。如:Where is my bike?
2.行為動(dòng)詞的變化。
否定句:主語(yǔ)+ don't( doesn't ) +動(dòng)詞原形(+其它)。如:
I don't like bread.
當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí),要用doesn't構(gòu)成否定句。如:
He doesn't often play. 一般疑問(wèn)句:Do( Does ) +主語(yǔ)+動(dòng)詞原形+其它。如: - Do you often play football? - Yes, I do. / No, I don't. 當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí),要用does構(gòu)成一般疑問(wèn)句。如: - Does she go to work by bike? - Yes, she does. / No, she doesn't. 特殊疑問(wèn)句:疑問(wèn)詞+一般疑問(wèn)句。如:How does your father go to work? 動(dòng)詞+s的變化規(guī)則
1.一般情況下,直接加-s,如:cook-cooks, milk-milks
2.以s. x. sh. ch. o結(jié)尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes
3.以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:study-studies
七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)三、現(xiàn)在進(jìn)行時(shí)
1.現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在正在進(jìn)行或發(fā)生的動(dòng)作,也可表示當(dāng)前一段時(shí)間內(nèi)的活動(dòng)或現(xiàn)階段正在進(jìn)行的動(dòng)作。
2.現(xiàn)在進(jìn)行時(shí)的肯定句基本結(jié)構(gòu)為be+動(dòng)詞ing.
3.現(xiàn)在進(jìn)行時(shí)的否定句在be后加not。
4、現(xiàn)在進(jìn)行時(shí)的一般疑問(wèn)句把be動(dòng)詞調(diào)到句首
5.現(xiàn)在進(jìn)行時(shí)的特殊疑問(wèn)的基本結(jié)構(gòu)為:
疑問(wèn)詞不達(dá)意 + be + 主語(yǔ) + 動(dòng)詞ing?
但疑問(wèn)詞當(dāng)主語(yǔ)時(shí)其結(jié)構(gòu)為:
疑問(wèn)詞不達(dá)意 + be + 動(dòng)詞ing?
動(dòng)詞加ing的變化規(guī)則
1.一般情況下,直接加ing,如:cook-cooking
2.以不發(fā)音的e結(jié)尾,去e加ing,如:make-making, taste- tasting
3.如果末尾是一個(gè)元音字母和一個(gè)輔音字母,雙寫末尾的輔音字母,再加ing,如:run-running, stop-stopping
②will+ do.
三、否定句:在be動(dòng)詞(am, is, are)l后加not或情態(tài)動(dòng)詞 will后加not成won’t。
例如:I’m going to have a picnic this afternoon.→ I’m not going to have a picnic this afternoon.
四、一般疑問(wèn)句: be或will提到句首,some改為any, and改為or,第一二人稱互換。
例如:We are going to go on an outing this weekend. → Are you going to go on an outing this weekend?
五、對(duì)劃線部分提問(wèn)。一般情況,一般將來(lái)時(shí)的對(duì)劃線部分有三種情況。
1. 問(wèn)人。Who 例如:I’m going to New York soon. →Who’s going to New York soon.
2. 問(wèn)干什么。What … do.例如: My father is going to watch a race with me this afternoon. →What is your father going to do with you this afternoon.
3. 問(wèn)什么時(shí)候。When.例如:She’s going to go to bed at nine. →When is she going to bed?
六、同義句:be going to = will
I am going to go swimming tomorrow(明天). = I will go swimming tomorrow.
七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)五、一般過(guò)去時(shí)
1.一般過(guò)去時(shí)表示過(guò)去某個(gè)時(shí)間發(fā)生的動(dòng)作或存在的狀態(tài),常和表示過(guò)去的時(shí)間狀語(yǔ)連用。一般過(guò)去時(shí)也表示過(guò)去經(jīng)?;蚍磸?fù)發(fā)生的動(dòng)作感謝。
2.Be動(dòng)詞在一般過(guò)去時(shí)中的變化:
?、臿m 和is在一般過(guò)去時(shí)中變?yōu)閣as。(was not=wasn’t)
?、芶re在一般過(guò)去時(shí)中變?yōu)閣ere。(were not=weren’t)
?、菐в衱as或were的句子,其否定、疑問(wèn)的變化和is, am, are一樣,即否定句在was或were后加not,一般疑問(wèn)句把was或were調(diào)到句首。
3.句中沒(méi)有be動(dòng)詞的一般過(guò)去時(shí)的句子
否定句:didn’t +動(dòng)詞原形,如:Jim didn’t go home yesterday.
一般疑問(wèn)句:在句首加did,句子中的動(dòng)詞過(guò)去式變回原形。
如:Did Jim go home yesterday?
特殊疑問(wèn)句:⑴疑問(wèn)詞+did+主語(yǔ)+動(dòng)詞原形?
如: What did Jim do yesterday?
?、埔蓡?wèn)詞當(dāng)主語(yǔ)時(shí):疑問(wèn)詞+動(dòng)詞過(guò)去式?
如:Who went to home yesterday?
動(dòng)詞過(guò)去式變化規(guī)則:
1.一般在動(dòng)詞末尾加-ed,如:pull-pulled, cook-cooked
2.結(jié)尾是e加d,如:taste-tasted
3.末尾只有一個(gè)元音字母和一個(gè)輔音字母的重讀閉音節(jié),應(yīng)雙寫末尾的輔音字母,再加-ed,如:stop-stopped
4.以“輔音字母+y”結(jié)尾的,變y為i, 再加-ed,如:study-studied
5.不規(guī)則動(dòng)詞過(guò)去式:
am,is-was, are-were, do-did, see-saw, say-said, give-gave, get-got, go-went, come-came, have-had, eat-ate, take-took, run-ran, sing-sang, put-put, make-made, read-read, write-wrote, draw-drew, drink-drank, fly-flew, ride-rode, speak-spoke, sweep-swept, swim-swam, sit-sat
過(guò)去時(shí)練習(xí)
七年級(jí)英語(yǔ)語(yǔ)法知識(shí)總結(jié)六、人稱代詞和物主代詞
1、人稱代詞主格和賓格的區(qū)別:主格通常位于句中第一個(gè)動(dòng)詞之前(有時(shí)候位于than 之后),賓格一般位于動(dòng)詞或介詞之后。
2、物主代詞形容詞性與名詞性的區(qū)別:形容詞性用時(shí)后面一般要帶上名詞,名詞性則單獨(dú)使用,后面不帶名詞。
人稱代詞 物主代詞
主格 賓格 形容詞性 名詞性
我 I me 我的 my mine
你,你們 you you 你的,你們的 your yours
他 he him 他的 his his
她 she her 她的 her hers
它 it it 它的 its its
我們 we us 我們的 our ours
他(她,它)們 they them 他(她,它)們的 their theirs
