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時間名詞前所用介詞的速記歌年月周前要用in,日子前面卻不行。 遇到幾號要用on,上午下午又是in。 要說某日上下午,用on換in才能行。 午夜黃昏須用at,黎明用它也不錯。 at也用在明分前,說“差”可要用上to, 說“過”只可使用past,多說多練牢牢記, 莫讓歲月空蹉跎。 下面就時間概念的介詞用法做一簡要介紹和比較。1at表示時間概念的某一個點。(在某時刻、時間、階段等)。at 1:00(dawn,midnight,noon)在一點鐘(黎明、午夜、中午)these are our chief tasks at the present stage這些就是我們現(xiàn)階段的主要任務(wù)。2on1)表示具體日期。they arrived in shanghai on may25他們在五月二十五日到達上海。注:(1)關(guān)于在周末的幾種表示法:at(on)the weekend在周末-特指at(on)weekends在周末-泛指over the weekend在整個周末during the weekend在周末期間 (2)在圣誕節(jié),應(yīng)說at Christmas而不說on Christmas2)在(剛)的時候。 on reaching the city he called up his parents一到城里他就給父母打了一個電話。3in1)表示時段、時期,在多數(shù)情況下可以和dur- ing互換,前者強調(diào)對比,后者強調(diào)持續(xù)。 in(during)1988(December,the 20th century)在一九八八年(十二月、二十世紀(jì))i returned to Beijing in the middle of June我是六月中回北京的。 但如果表示在某項活動的期間,則只能用during。during my military service(the trip)在我服役期間(在旅行期間)2)表示以說話時間為基點的(若干時間)以后,常用作將來時態(tài)謂語的時間狀語。如這時要表示(若干時間)內(nèi),常用within。比較:the meeting will end in 30minutes(三十分鐘后)會議三十分鐘后結(jié)束。can you finish it within 30minutes?(三十分鐘內(nèi))你能在三十分鐘之內(nèi)完成這件事嗎? 但在過去時態(tài)中,in可用于表在若干時間以內(nèi),這時不要誤用during。 the job was done during a week(wrong)the job was done in a week(right)這工作在一星期內(nèi)就完成了。4after表示在(某具體時間)以后,注意不要和in的2)意混淆。after supper(8oclock,the war)晚飯(八點、戰(zhàn))后 比較:he will be back in two hours他將在兩個小時以后回來。he returned tohis hometown after the war戰(zhàn)后他回到了故鄉(xiāng)。 5for表示(動作延續(xù))若干時間,有時可省略。 i stayed in london(for)two days on my way to new york在去紐約的途中,我在倫敦呆了兩天。6since表示自(某具體時間)以來,常用作完成時態(tài)謂語的時間狀語。since liberation(1980)自從解放(1980年)以來 they have been close friends since childhood他們從小就是好朋友。 注: (1)since the war是指自從戰(zhàn)爭結(jié)束以來,若指自從戰(zhàn)爭開始以來,須說since the beginning of the war。 (2)不要將since與after混淆。 比較:he has worked here since 1965(指一段時間,強調(diào)時間段)自從1965年以來,他一直在這兒工作。 he began to work here after 1965(指一點時間,強調(diào)時間點)從1965年以后,他開始在這兒工作。7by表示到的時候,其謂語時態(tài)的用法:動作動詞常用完成時態(tài);狀態(tài)動詞(be)常用一般時態(tài)。比較: by noon,everybody had(will have)arrived there by noon,everybody were(will be)there 到中午的時候,大家都(將)到那兒了。 以上探討了介詞表示時間概念時的用法和比較,上述介詞除表示時間概念外還有其他的用法,英語學(xué)習(xí)者必須掌握其各種用法,才能靈活運用,提高自己的語言能力。 小學(xué)英語語法復(fù)習(xí)要點(一)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-beds2以s. x. sh. ch結(jié)尾,加-es,如:bus-buses, box-boxes, brush-brushes,watch-watches3以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:family-families, strawberry-strawberries4以“f或fe”結(jié)尾,變f或fe為v, 再加-es,如:knife-knives5不規(guī)則名詞復(fù)數(shù):man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-micechild-childrenfoot-feet,.tooth-teethfish-fish, people-people, Chinese-Chinese, Japanese-Japanese寫出下列各詞的復(fù)數(shù) I _him _this _her _watch _child _photo _diary _day_ foot_ book_ dress _tooth_ sheep _box_ strawberry _thief _yo-yo _ peach_ sandwich _man_ woman_ paper_ juice_water_ milk_ rice_ tea_二、一般現(xiàn)在時一般現(xiàn)在時基本用法介紹 【No. 1】一般現(xiàn)在時的功能1.表示事物或人物的特征、狀態(tài)。如:The sky is blue.天空是藍色的。2.表示經(jīng)常性或習(xí)慣性的動作。如:I get up at six every day.我每天六點起床。3.表示客觀現(xiàn)實。如:The earth goes around the sun.地球繞著太陽轉(zhuǎn)。一般現(xiàn)在時的構(gòu)成1. be動詞:主語+be(am,is,are)+其它。如:I am a boy.我是一個男孩。2.行為動詞:主語+行為動詞(+其它)。如:We study English.我們學(xué)習(xí)英語。當(dāng)主語為第三人稱單數(shù)(he, she,it)時,要在動詞后加-s或-es。如:Mary likes Chinese.瑪麗喜歡漢語。一般現(xiàn)在時的變化1. be動詞的變化。否定句:主語+ be + not +其它。如:He is not a worker.他不是工人。一般疑問句:Be +主語+其它。如:-Are you a student? -Yes. I am. / No, Im not.特殊疑問句:疑問詞+一般疑問句。如:Where is my bike?2.行為動詞的變化。否定句:主語+ dont( doesnt ) +動詞原形(+其它)。如:I dont like bread.當(dāng)主語為第三人稱單數(shù)時,要用doesnt構(gòu)成否定句。如:He doesnt often play.一般疑問句:Do( Does ) +主語+動詞原形+其它。如:- Do you often play football?- Yes, I do. / No, I dont.當(dāng)主語為第三人稱單數(shù)時,要用does構(gòu)成一般疑問句。如:- Does she go to work by bike?- Yes, she does. / No, she doesnt.特殊疑問句:疑問詞+一般疑問句。如:How does your father go to work?動詞+s的變化規(guī)則1一般情況下,直接加-s,如:cook-cooks, milk-milks2以s. x. sh. ch. o結(jié)尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes3以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:study-studies一般現(xiàn)在時用法專練:一、 寫出下列動詞的第三人稱單數(shù) drink _ go _ stay _ make _look _ have_ pass_ carry _come_ watch_ plant_ fly _study_ brush_ do_ teach_二、用括號內(nèi)動詞的適當(dāng)形式填空。1. He often _(have) dinner at home.2. Daniel and Tommy _(be) in Class One.3. We _(not watch) TV on Monday.4. Nick _(not go) to the zoo on Sunday.5. _ they _(like) the World Cup?6. What _they often _(do) on Saturdays?7. _ your parents _(read) newspapers every day?8. The girl _(teach) us English on Sundays.9. She and I _(take) a walk together every evening.10. There _(be) some water in the bottle.11. Mike _(like) cooking.12. They _(have) the same hobby.13. My aunt _(look) after her baby carefully.14. You always _(do) your homework well.15. I _(be) ill. Im staying in bed.16. She _(go) to school from Monday to Friday.17. Liu Tao _(do) not like PE.18. The child often _(watch) TV in the evening.19. Su Hai and Su Yang _(have) eight lessons this term.20. What day _(be) it today? Its Saturday.三、按照要求改寫句子1. Daniel watches TV every evening.(改為否定句)_2. I do my homework every day.(改為一般疑問句,作否定回答)_3. She likes milk.(改為一般疑問句,作肯定回答)_4. Amy likes playing computer games.(改為一般疑問句,作否定回答)_5. We go to school every morning.(改為否定句)_6. He speaks English very well.(改為否定句)_7. I like taking photos in the park.(對劃線部分提問)_8. John comes from Canada.(對劃線部分提問)_9. She is always a good student.(改為一般疑問句,作否定回答)_10. Simon and Daniel like going skating.(改為否定句)_五、改錯(劃出錯誤的地方,將正確的寫在橫線上)1. Is your brother speak English? _2. Does he likes going fishing? _3. He likes play games after class. _4. Mr. Wu teachs us English. _5. She dont do her homework on Sundays. _三、現(xiàn)在進行時1現(xiàn)在進行時表示現(xiàn)在正在進行或發(fā)生的動作,也可表示當(dāng)前一段時間內(nèi)的活動或現(xiàn)階段正在進行的動作。2現(xiàn)在進行時的肯定句基本結(jié)構(gòu)為be+動詞ing.3現(xiàn)在進行時的否定句在be后加not。4現(xiàn)在進行時的一般疑問句把be動詞調(diào)到句首。5現(xiàn)在進行時的特殊疑問的基本結(jié)構(gòu)為:疑問詞不達意 + be + 主語 + 動詞ing? 但疑問詞當(dāng)主語時其結(jié)構(gòu)為: 疑問詞不達意 + be + 動詞ing?動詞加ing的變化規(guī)則1一般情況下,直接加ing,如:cook-cooking2以不發(fā)音的e結(jié)尾,去e加ing,如:make-making, taste-tasting3如果末尾是一個元音字母和一個輔音字母,雙寫末尾的輔音字母,再加ing,如:run-running, stop-stopping現(xiàn)在進行時專項練習(xí):一、寫出下列動詞的現(xiàn)在分詞:play_ run_ swim _make_go_ like_ write_ _ski_ read_ have_ sing _ dance_put_ see_ buy _ love_ live_ take_ come _ get_stop_ sit _ begin_ shop_二、用所給的動詞的正確形式填空:1.The boy _ ( draw)a picture now.2. Listen .Some girls _ ( sing)in the classroom .3. My mother _ ( cook )some nice food now.4. What _ you _ ( do ) now?5. Look . They _( have) an English lesson .6.They _(not ,water) the flowers now.7.Look! the girls _(dance )in the classroom .8.What is our granddaughter doing? She _(listen ) to music. 9. Its 5 oclock now. We _(have)supper now10._Helen_(wash )clothes? Yes ,she is .三、句型轉(zhuǎn)換:1. They are doing housework .(分別改成一般疑問句和否定句)_2The students are cleaning the classroom . ( 改一般疑問句并作肯定和否定回答)_3Im playing the football in the playground .(對劃線部分進行提問)_4Tom is reading books in his study . (對劃線部分進行提問)_四、將來時理論及練習(xí)一、概念:表示將要發(fā)生的動作或存在的狀態(tài)及打算、計劃或準(zhǔn)備做某事。句中一般有以下時間狀語:tomorrow, next day(week, month, year),soon, the day after tomorrow(后天)等。 二、基本結(jié)構(gòu):be going to + do;will+ do.三、否定句:在be動詞(am, is, are)l后加not或情態(tài)動詞will后加not成wont。例如:Im going to have a picnic this afternoon. Im not going to have a picnic this afternoon.四、一般疑問句: 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、對劃線部分提問。一般情況,一般將來時的對劃線部分有三種情況。1. 問人。Who 例如:Im going to New York soon. Whos going to New York soon.2. 問干什么。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. 問什么時候。When.例如:Shes going to go to bed at nine. When is she going to bed?六、同義句:be going to = willI am going to go swimming tomorrow(明天). = I will go swimming tomorrow. 填空。1. 我打算明天和朋友去野炊。I_ _ _ have a picnic with my friends.I _ have a picnic with my friends.2. 下個星期一你打算去干嘛? 我想去打籃球。What _ _ _ _ _ next Monday?I _ _ _ play basketball.What _ you do next Monday? I _ play basketball.3. 你媽媽這個周末去購物嗎?是,她要去買一些水果。_ your mother _ _ go shopping this _?Yes, she _. She _ _ _ buy some fruit.4. 你們打算什么時候見面。What time _ you _ _ meet?改句子。5. Nancy is going to go camping.(改否定)Nancy _ going to go camping.6. Ill go and join them.(改否定)I _ go _ join them.7. Im going to get up at 6:30 tomorrow.(改一般疑問句)_ _ _ to get up at 6:30 tomorrow?8. We will meet at the bus stop at 10:30.(改一般疑問句)_ _ meet at the bus stop at 10:30.9. She is going to listen to music after school.(對劃線部分提問)_ _ she _ _ _ after school?10. My father and mother are going to see a play the day after tomorrow.(同上)_ _ going to see a play the day after tomorrow.用所給詞的適當(dāng)形式填空。11. Today is a sunny day. We _ (have) a picnic this afternoon.12. My brother _ (go) to Shanghai next week.13. Tom often _(go) to school on foot. But today is rain. He _ (go) to school by bike.14. What do you usually do at weekends? I usually _ (watch) TV and _(catch) insects? 15. Its Friday today. What _she _ (do) this weekend? She _ (watch) TV and _ (catch) insects.16. What _ (d0) you do last Sunday? I _ (pick) apples on a farm. What _ (do) next Sunday? I _ (milk) cows.17. Mary _ (visit) her grandparents tomorrow.18. Liu Tao _ (fly) kites in the playground yesterday.19. David _ (give) a puppet show next Monday.20. I _ (plan) for my study now.五、一般過去時1一般過去時表示過去某個時間發(fā)生的動作或存在的狀態(tài),常和表示過去的時間狀語連用。一般過去時也表示過去經(jīng)?;蚍磸?fù)發(fā)生的動作感謝。2Be動詞在一般過去時中的變化:am 和is在一般過去時中變?yōu)閣as。(was not=wasnt)are在一般過去時中變?yōu)閣ere。(were not=werent)帶有was或were的句子,其否定、疑問的變化和is, am, are一樣,即否定句在was或were后加not,一般疑問句把was或were調(diào)到句首。3句中沒有be動詞的一般過去時的句子 否定句:didnt +動詞原形,如:Jim didnt go home yesterday. 一般疑問句:在句首加did,句子中的動詞過去式變回原形。如:Did Jim go home yesterday? 特殊疑問句:疑問詞+did+主語+動詞原形?如: What did Jim do yesterday?疑問詞當(dāng)主語時:疑問詞+動詞過去式?如:Who went to home yesterday?動詞過去式變化規(guī)則:1一般在動詞末尾加-ed,如:pull-pulled, cook-cooked2結(jié)尾是e加d,如:taste-tasted3末尾只有一個元音字母和一個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-stopped4以“輔音字母+y”結(jié)尾的,變y為i, 再加-ed,如:study-studied過去時練習(xí)寫出下列動詞的過去式 isam_ fly_ plant_ are _drink_ play_ go_ make _does_ dance_ worry_ ask _taste_ eat_ draw_ put _throw_ kick_ pass_ do _Be動詞的過去時練習(xí)(1)一、 用be動詞的適當(dāng)形式填空1. I _ at school just now.2. He _ at the camp last week.3. We _ students two years ago.4. They _ on the farm a moment ago.5. Yang Ling _ eleven years old last year.6. There _ an apple on the plate yesterday.7. There _ some milk in the fridge on Sunday.8. The mobile phone _ on the sofa yesterday evening.二、 句型轉(zhuǎn)換1. It was exciting.否定句:_一般疑問句:_肯、否定回答:_2. All the students were very excited. 否定句:_一般疑問句:_肯、否定回答:_3. They were in his pocket. 否定句:_一般疑問句:_肯、否定回答:_Be動詞的過去時練習(xí)(2)一、用be動詞的適當(dāng)形式填空1. I _ an English teacher now.2. She _ happy yesterday.3. They _ glad to see each other last month.4. Helen and Nancy _ good friends.5. The little dog _ two years old this year.6. Look, there _ lots of grapes here.7. There _ a sign on the chair on Monday.8. Today _ the second of June. Yesterday _ the first of June. It _ Childrens Day. All the students _ very excited.二、句型轉(zhuǎn)換1. There was a car in front of the house just now. 否定句:_一般疑問句:_肯、否定回答:_肯、否定回答:_三、 中譯英1我的故事書剛才還在手表旁邊。_2他們的外套上個禮拜放在臥室里了。_3一會以前花園里有兩只小鳥。_行為動詞的過去時練習(xí)(1)一、用行為動詞的適當(dāng)形式填空1. He _ (live) in Wuxi two years ago.2. The cat _ (eat) a bird last night.3. We _ (have) a party last Halloween.4. Nancy _ (pick) up oranges on the farm last week.5. I _ (make) a model ship with Mike yesterday.6. They _ (play) chess in the classroom last PE lesson.7. My mother _ (cook) a nice food last Spring Festival.8. The girls _ (sing) and _ (dance) at the party.二、句型轉(zhuǎn)換1. Su Hai took some photos at the Sports day. 否定句:_一般疑問句:_肯、否定回答:_2. Nancy went to school early. 否定句:_一般疑問句:_肯、否定回答:_3. We sang some English songs. 否定句:_一般疑問句:_肯、否定回答:_行為動詞的過去時練習(xí)(2)Name _ No. _ Date _一、用be動詞的適當(dāng)形式填空1. I _ (watch) a cartoon on Saturday.2. Her father _ (read) a newspaper last night.3. We _ to zoo yesterday, we _ to the park. (go)4. _ you _ (visit) your relatives last Spring Festival?5. _ he _ (fly) a kite on Sunday? Yes, he _.6. Gao Shan _ (pull) up carrots last National Day holiday.7. I _ (sweep) the floor yesterday, but my mother _.8. What _ she _ (find) in the garden last morning? She _ (find) a beautiful butterfly.二、句型轉(zhuǎn)換1. They played football in the playground. 否定句:_一般疑問句:_肯、否定回答:_三、中譯英1. 格林先生去年住在中國。2. 昨天我們參觀了農(nóng)場。3. 他剛才在找他的手機。_過去時綜合練習(xí)(1)一、 用動詞的適當(dāng)形式填空1. It _ (be) Bens birthday last Friday.2. We all _ (have) a good time last night.3. He _ (jump) high on last Sports Day. 4. Helen _ (milk) a cow on Friday.5. She likes _ newspapers, but she _ a book yesterday. (read)6. He _ football now, but they _ basketball just now. (play)7. Jims mother _ (plant) trees just now.8. _ they _ (sweep) the floor on Sunday? No, they _.9. I _ (watch) a cartoon on Monday.10. We _ (go) to school on Sunday.二、 中譯英1. 我們上周五看了一部電影。 _2. 他上個中秋節(jié)走親訪友了嗎?是的。 _3. 你們上個兒童節(jié)做了什么?我們參觀了動物園。 _4. 你上周在哪兒?在野營基地。 _過去時綜合練習(xí)(2)Name _ No. _ Date _一、 用動詞的適當(dāng)形式填空1. It _ (be) the 2nd of November yesterday. Mr White _ (go) to his office by car.2. Gao Shan _ (put) the book on his head a moment ago.3. Don
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