日期:2017-05-22 10:37 點擊:
一般過去時
(一)定義
一般過去時主要用來表示過去某個時間里發(fā)生的動作或狀態(tài)。常與表過去的時間狀語連用。如:
· He came here yesterday.
· We visited Paris last week.
(二)基本結構
一般過去時的句子結構一般為:
主語+was/were/did+其他成分
如:
· She was at the party yesterday evening.
· They went to the park this Friday.
· He told me that I could leave for Shanghai.
(三)主要用法
1、表過去某個時間會發(fā)生的動作或狀態(tài)
· The dog had a house of its own just now.
· She came to see me yesterday afternoon.
2、表過去習慣性或經(jīng)常性的動作或狀態(tài)
· I smoked a lot when I was a college student.
· You were always at home on weekends last month.
【注意】
過去習慣的表達經(jīng)常會用到used to do,但用了這個短語,往往意味著現(xiàn)在這個習慣已經(jīng)沒有了。如:
§ He used to smoke a lot. (他過去煙癮很重。)
(四)動詞的過去式
動詞過去式的變化規(guī)則主要有:
1、+ed
大部分動詞都直接在詞尾加ed。如:played、worked
2、+d
以不發(fā)音的e結尾的動詞,直接在詞尾加d。如:deleted(刪除)、faded(消逝)
3、+ied
以輔音+y結尾的動詞,要改y為i,再加ed。如:studied、cried
4、+ked
以ic結尾的動詞,要先加k再加ed。如:panicked(恐慌)、trafficked(販運)
5、雙寫+ed
當單詞以重讀閉音節(jié)結尾時,要雙寫最后一個輔音字母,再加ed。如:stopped、padded(填塞)
6、不規(guī)則
不規(guī)則的動詞關鍵在于多識記,如:put-put,come-came,go-went,take-took,lend-lent。
(五)標志性詞語
1、yesterday系列
這類時間狀語主要有:yesterday、yesterday morning/afternoon/evening、the day before yesterday等。如:
· I met an old friend on the street the day before yesterday.
· The band gave a performance at the bar yesterday evening.
2、last系列
這類時間狀語主要是指由“last+時間單位”引導的短語:last Wednesday / last week / last month / last summer / last year等。如:
· They spent their holiday in Berlin last month.
· She left for Beijing on business last week.
3、ago系列
這個短語的意思是“多長時間之前”,其結構為:時間段+ago。如:
· The train left five minutes ago.
· The plane arrived an hour ago.
4、just now
該短語表示“剛才”。如:
· Our English teacher gave us a lecture on British accent just now.
· The principal told us just now that there would be a great change in our school this coming summer.
5、the other day
· I left my handbag on the train to Tokyo the other day.
· She ran into her primary school English teacher at the party the other day.
6、“this+過去時間”系列
· She visited the museum this Thursday.
· My aunt came here this Tuesday.
(六)句型轉(zhuǎn)換
1、was/were
當句子的謂語動詞是由was/were引導時,was/were就相當于助動詞,其否定句直接在后面加not即可,疑問句只要把was/were提前即可。如:
· 原句:Kerry was in her hometown last Sunday.
· 否定句:Kerry wasn't in her hometown last Sunday.
· 一般疑問句:Was Kerry in her hometown last Sunday?
· 劃線部分提問:Where was Kerry last Sunday?(提問in her hometown)
2、did
當句子的謂語動詞為實義動詞(行為動詞)時,其否定句和疑問句的變化要借助助動詞did。如:
· 原句:Kerry showed me around her hometown last Sunday.
· 一般疑問句:Did Kerry show you around her hometown last Sunday? Yes, she did. / No, she didn't.
· 劃線部分提問:When did Kerry show you around her hometown? (提問last Sunday)
3、非was/were/did
當句子的謂語動詞為非was/were/did的動詞時(即謂語動詞中含有情態(tài)動詞或助動詞時),其否定句和疑問句的變化與was/were的情況相同。如:
· 原句:It could be worse.
· 否定句:It couldn't be worse.
· 一般疑問句:Could it be worse? Yes, it could. / No, it couldn't.
· 劃線部分提問:What could be worse?(提問it)
(七)小試牛刀
1. He __________(work) in the factory six months ago.
2. I __________(see) her on the street last week.
3. Mary __________(arrive) at the airport at 7 tomorrow evening.
4. The girl __________(have) a cup of coffee now
5. When __________ he __________(buy) the car? Last October.
6. She __________ (get) up late this morning.
7. She __________(not paint) the desk next Friday.
8. My father __________(meet) one of his schoolmates at the party the other day.
9. __________ (be) you here just now? No, I __________(be not) here.
10. He __________ (put) on a coat because it was very cold yesterday.
【參考答案】
1. worked
2. saw
3. will arrive
4. is having
5. did, buy
6. got
7. will not paint / won't paint
8. met
9. Were, wasn't / was not
10. put
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