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Can you drive a car?Can 和 could 的用法和區(qū)別■你會(huì)開車嗎?—Yes, I can.■他會(huì)是什么意思?注:表示推測時(shí),could不是過去式,只是語氣更委婉;若是推測已發(fā)生的事或過去的情況,用can/could have加過去分詞。Mike can’t have found his car, for he came to work by bus this morning.那里有時(shí)容易刮風(fēng),(口語中常代替may)You can first lend me one book this time.注意:1.和表示請(qǐng)求:可以Can I go swimming today, please, mum?我可以開電視看嗎?—Yes, you can. / No, you can’t.■can與be able to的比較(1) be able to比can有更多的時(shí)態(tài)。在表示過去具體某次能夠成功做成某事時(shí),只能用was/were able to。如:I can39。Can you drive?那家大電影院能坐2000人。3. 表示允許(和may意思相近),意思是:可以,能夠。Can I use your pen?t be true.那時(shí)你能講英語嗎?He said he couldn39。2. 表示驚異、懷疑、不相信等情緒。t have left so soon.3. 比較委婉客氣地提出問題或陳述看法。4. 在虛擬條件句中構(gòu)成謂語。How I wish I could go with you!be able to的區(qū)別與聯(lián)系。因此be able to常被用來表示can所不能表示的將來或完成的概念。4. 在表示成功地做了某事時(shí),不用could,而用was / were able to (或managed to, succeeded in doing sth )來表示。t / weren39。t able to finish the job yesterday.5. 與感覺動(dòng)詞連用時(shí),can,could亦可與be able to互換。如:Will/Would you please keep the door open?請(qǐng)讓門開著好嗎?Will/Would you go with me?你愿意和我一起去嗎?■表示真理或習(xí)慣:慣于,總是Oil will float on water. 沒總是浮在水面上?!霰硎静聹y:可能,大概This will be the house you’re looking for. 這大概就是你找的那所房子了。Would you like a cup of tea? 請(qǐng)你喝杯茶好嗎?■would rather…than…寧愿……也不愿……I would rather fail than cheat in the examination. 我寧愿考不及格,也不愿意考試作弊。如:He doesn’t work hard as he used to. 他不像以前那樣努力了。Sometimes the boys would play a trick on the teacher. 有時(shí)孩子們會(huì)戲弄老師。如:i like some bread and milk for breakfast. 我喜歡把面包和牛奶作為早餐。thank you for teaching us so well. 感謝你如此盡心地教我們。4. 表示時(shí)間、距離,意為“計(jì)、達(dá)”。如:let’s go for a walk. 我們出去散步吧。如:it’s time for school. 到上學(xué)的時(shí)間了。如:who are you waiting for? 你在等誰?for example, mr green is a kind teacher. 比如,格林先生是一位心地善良的老師。2. on表示A地與B地接壤、毗鄰。表示方位的名詞east(東),west(西), south(南), north(北)等前面都能用表示方位的介詞in, on和to,那么這三個(gè)介詞的用法:II. on the+方位名詞指的是一個(gè)范圍緊挨著另一個(gè)范圍,表示兩地接壤,強(qiáng)調(diào)兩者為相鄰關(guān)系。如: Japan is to the east of China. 日本位于中國的東邊。如:He went home at Christmas (at New Year, at the Spring Festival, at night).一般情況下,用于將來時(shí),謂語動(dòng)詞為瞬間動(dòng)詞,意為“在……以后”。注意:after用于將來時(shí)間也指一段時(shí)間之后,但其后的時(shí)間是“一點(diǎn)”,而不是“一段”。(1)具體的時(shí)日和一個(gè)特定的時(shí)間,如某日