一般過去時的講解.ppt
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Grammar,知識結構,動詞的過去式,1. 表示過去某個時間發(fā) 生的動作或存在的狀態(tài)。 2. 表示過去經?;?反復發(fā)生的動作。,yesterday morning/afternoon last night/week/year/ Sunday/ in 1990 two years/weeks ago,Grammar,動詞過去式的變化,1. 動詞be的變化:,was,were,2. 助動詞do的變化: do→ did (在過去時里助動詞do沒有 人稱和數的變化) 如:Did you play soccer yesterday? Did he play soccer yesterday?,3. 實義動詞的變化: 實義動詞分規(guī)則變化和不規(guī)則變化。 規(guī)則變化有以下幾種: (1) 一般情況下在動詞后加-ed。 e.g. play—played visit—visited walk—walked clean—cleaned,(2) 以不發(fā)音的e結尾的詞,在詞尾 加-d。 e.g. live—lived like—liked dance—danced hope—hoped,(3) 以一個元音加一個輔音字母結尾的 重讀閉音節(jié)結尾的單詞,要先雙寫 這個輔音字母,再加-ed。 e.g. stop—stopped drop—dropped plan—planned,(4) 以輔音字母加y結尾的單詞,先改y 為i,再加-ed。 e.g. study—studied carry—carried 不規(guī)則變化需要按一定的規(guī)律逐個 記憶。,規(guī)則動詞詞-ed的讀音清念 /t/ ,元濁/d/ ; /t/ /d/ 之后念/id/,1、清念 /t/ ,即 ed 在清輔音后面念 /t/ , 例:finished helped passed cooked 2.元濁 /d/ ,即 ed 在元音,濁輔音后面/d/ 例:borrowed enjoyed called moved 3、/t/ /d/ 之后念 /id/ , 即 ed 在 /t/ /d/ 音后 面念 /id/ 例:wanted shouted needed counted,◆不規(guī)則變化(需逐個記憶): do — did come — came go — went sit — sat have — had can — could take — took give — gave put— put get — got swim — swam eat — ate tell— told sleep — slept see — saw wear — wore lie — lay drink — drank find — found write — wrote can — could will — would sing — sang read — read,do — did go — went read — read see — saw get — got sit — sat have/has — had am/is — was,在本單元中出現的不規(guī)則動詞有以下幾個:,III. 寫出下列單詞的過去式 talk milk am /is are go ride feed take do see,talked was went fed did,milked were rode took saw,I ___ 12 years old this year.,我去年11歲.,I ____ 11 years old last year.,He ____ in Beijing now.,他昨天在上海。,He ____ in Shanghai yesterday.,他現在在北京。,Please look at the sentences,我今年12歲.,am,was,is,was,They ____ in China today.,他們今天在中國。,They ____ in Japan yesterday.,他們昨天在日本。,are,were,am/ is,,was,are,,were,每天,早餐我吃雞蛋和牛奶。,I ____ eggs and milk for breakfast every morning.,昨天,早餐我吃面條。,I ____ noodles for breakfast yesterday morning.,他每天都吃水果。,He _____ fruit every day.,昨天他吃了3個蘋果。,He _____ 3 apples yesterday.,have/ has,,had,have,has,had,had,I get up at 6:30 every morning. I ___ up at 9:00 last Sunday.,He plays football every afternoon. He _____ basketball yesterday afternoon.,He does his homework every evening. He ____ some reading last night.,動詞原形、第三人稱單數,,動詞過去式,got,played,did,They don’t watch TV in the evening. They _________ TV last night.,She doesn’t play basketball after school. She _________ basketball after school yesterday.,Do you go to school on foot every day? ___ you __ to school on footyesterday.,Does he go to school by bus every day? ___ he ___to school by bus yesterday?,don’t/ doesn’t,do/ does,,,didn’t,did,didn’t watch,didn’t play,Did,Did,go,go,◆一般現在時:句中be動詞用am/is/are, 實義 動詞用三單或原形,表示現在的狀態(tài)或 現在經常反復發(fā)生的動作和行為。 ★時標:always usually often sometimes never every day on Sundays ◆現在進行時:句中動詞用am/is/are +doing 形式,表示現在正在進行的動作。 ★時標: now at the moment listen look do sth. at+具體時刻 It’s+具體時刻,◆一般過去時:句中be動詞用was/were,實義動 詞用動詞過去式,表示過去某個時間發(fā)生的 動作或存在的狀態(tài)也可表示過去反復出現 的動作(與頻度副詞usually, often等連用) I was nine years old in 2008. (過去某時間的狀態(tài)) I went to Shanghai last year. (過去某時間發(fā)生的動作) I often did my homework at school. (過去反復出現的動作),,我天天打籃球。 我正在打籃球。 我昨天打籃球。,I every day. I now. I yesterday.,play basketball,am playing basketball,played basketball,一般過去時,,一般現在時,現在進行時,★時標: (漢語翻譯時常用“…了”) ① yesterday (昨天) ② yesterday morning / afternoon / evening (昨天早上 / 下午 / 晚上) ③ last night (昨晚) = yesterday evening ④ last year / month / week (去年 / 上個月 / 上星期) ⑤ the day before yesterday (前天) ⑥ in+過去的年份或月份 (在…年/在…月) ⑦ 時間段+ago (…以前) ⑧ just now (剛才) at that time=then (在那時) ⑨ when + 過去時句子 (一般過去時時間狀從),含be動詞的過去時句式,①肯定句 主語 + was / were + 表語. ②否定句 主語 + was / were not + 表語. (wasn’t/ weren’t) ③一般疑問句 Was / Were + 主語 + 表語? 肯定回答 Yes, 代詞 + was / were. 否定回答 No, 代詞 + wasn’t / weren’t. I ____ a teacher last year. I _______ a teacher last year. ______ you a teacher last year? Yes, I _____. / No, I _______.,,was,wasn’t,Were,was,wasn’t,①肯定句 主語+動詞過去式+賓語. I _______(watch) TV last night. ②否定句 主語+didn’t+動詞原形+賓語. I ____________(not watch) TV last night. ③一般疑問句 Did+主語+動詞原形+賓語? 肯定回答 Yes, 代詞+did. 否定回答 No, 代詞+didn’t. _____ you ______(watch) TV last night? Yes, I _____. / No, I ______. ④特殊疑問句 特殊疑問詞+did+主語+動原? What _____ you _____(do) last night?,含實義動詞的過去時句式,watched,didn’t watch,Did watch,did,didn’t,did do,動詞一般過去時,表示過去發(fā)生事; be用was或用were, have, has變had; 謂語動詞過去式,過去時間作標志; 一般動詞加-ed,若是特殊得硬記。 否定句很簡單,主語之后didn’t添; 疑問句也不難,did放在主語前; 如果謂語之前有did,謂語動詞需還原; 動詞若是was,were,否定就把not添。,1.He visited his friends last night. 2.Tom took some photos two days ago. 3.We went for a walk yesterday. 4.I studied in Beijing in 1999. 5.They played soccer yesterday morning.,1.He visited his friends last night. .否定句He didn’t visit his friends last night. 疑問句:Did he visit his friends last night? 肯定回答:Yes, he did. 否定回答:No, he didn’t. 對劃線提問:What did he do last night? 對劃線提問:When did he visit his friends?,1.I_______ ( play) soccer yesterday. 否定句: 疑問句: 肯定回答: 否定回答: 對劃線提問: : 對劃線提問:,played,I didn’t play soccer yesterday.,Did you play soccer yesterday?,Yes, I did.,No, I didn’t.,What did you do yesyerday?,When did you play soccer?,2.Tom took some photos two days ago. 否定句: 疑問句: 肯定回答: 否定回答: 劃線提問: 劃線提問:,Tom didn’t take any photos two days ago.,Did Tom take any photos two days ago?,Yes, he did.,,No, he didn’t.,What did Tom do two days ago?,When did Tom take any photos?,3.We______(go) for a walk yesterday. 4.I_______(study) in Beijing in 1999.,went,studied,否定句,疑問句,肯定回答,否定回答,劃線提問,劃線提問,We didn’t go for a walk yesterday.,Did you go for a walk yesterday?,Yes, we did.,No, we didn’t.,What did you do yesterday?,When did you go for a walk?,I. 用適當的詞填空,1. How ___ your school trip? It was great. 2. How _____ you yesterday? 3. Today is Monday. Yesterday ___ Sunday. 4. What ___ you do the day before yesterday? ____ you ride a horse last week?,was,were,was,did,Did,根據句意,用括號內所給詞的適當形式填空。 1. What did the ______ (farm) say? 2. Carol _____ (pick) some strawberries and _____ (take) them home. 3. I ______ (visit) my grandparents in the countryside. 4. I _______ (watch) the stars at night. 5. ____ (do) Carol take any photos?,,farmer,picked,took,visited,watched,Did,6. ____ he see any cows on the farm? Yes, he did. 7. Did he milk a cow on the farm? No, he ______. 8. Were the strawberries good? Yes, they _______. 9. Did you see any cows? Yes, I did. I ___ quite a lot. 10. I ___ the chickens last week.,Did,didn’t,were,saw,fed,1. She often ____ (go) to the park on weekends, but yesterday she ____ (go) to the zoo. 2. Last week she ___ (have) fun on a farm. 3. What ___ they __ (do) on the school trip? They ____ (ride) horses and _______ (climb) the mountains.,I. 填入適當的詞。,goes,went,had,did do,rode climbed,4. How ____ their school trip? It ___ interesting. ___ she __ (go) fishing? Yes, she did. 5. ___ Li Ming ____ (pick) any strawberries? No, he didn’t.,was,Did go,Did pick,was,- 配套講稿:
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