be動詞、一般動詞和助動詞(參考版)
2025-05-17 06:01本頁面
【正文】 學(xué)習(xí)參考。你必須努力，當(dāng)有一天驀然回首時，你的回憶里才會多一些色彩斑斕，少一些蒼白無力。4. 歲月是無情的，假如你丟給它的是一片空白，它還給你的也是一片空白。既糾結(jié)了自己，又打擾了別人。用一些事情，總會看清一些人。2. 若不是心寬似海，哪有人生風(fēng)平浪靜。 此句型中常用的有：Important（重要的）necessary（必要的）essential（不可或缺）desirable（有期望的）right（正確的）… is necessary that you (should) take this medicine right away.你有立刻吃藥的必要 is important that you (should) remember this formula.記住這個公式是重要的、要求171。 注意美語中，need多用于動詞用法（9）dare助動詞dare有敢于之意，過去式為dared，但dare也有動詞用法，形成dare+（to）+原形動詞 dare not tell the truth.=she does not dare (to) tell the truth.她不敢說實話 dared not laugh at him at that time.=I didn’t dare (to) laugh at that time. dare say he is right.我敢說他是對的含助動詞的慣用表現(xiàn)（1）助動詞+have+過去分詞 may have heard this joke before.你以前可能聽到過這個笑話 keys might have fallen out of your pocket.鑰匙可能掉出了口袋 must have been asleep. I didn’t hear your footsteps.我一定是睡著了，才沒有聽到你的腳步聲 cannot have survived in the accident.他不可能在那場意外中幸存（2）含can的慣用表現(xiàn) help+Ving表禁不住…I cannot help crying whenever I hear that song.每當(dāng)我聽到那首歌我都忍不住哭 help but V（不能不…）I cannot help but think so.我不能不這樣想…too…（無論再…也不為過）You cannot be too careful when you choose a husband.你選丈夫是，越小心越好（3）含may(might)的慣用語 well+V（大可…，恐怕是…）He may well say so.他大可這么說She may well be lost. She has a poor sense of direction.她恐怕迷路了，她的方向感很差(might) as well+V…（不妨…）You’ll never solve that problem. You might as well give up.你無法解決那問題，不妨放棄吧。 重點Ought to（應(yīng)該）語氣較should強，在口語中常用 bicycle ought to be here because I left it just beside the telegraph pole.我的腳踏車應(yīng)該在這兒，因為我停在電線桿旁邊 oughtn’t (to) do so.你不應(yīng)該這樣做 we (to) tell him about it.我們應(yīng)該告訴他177。 Used to 表過去的習(xí)慣Would 表過去動作的重復(fù)，其習(xí)慣意味較淡重點Used to的否定為used not to或didn’t used to。 口語中，常用have got to 代替have to’ve got to be more patient,Mary.Mary你必須更有耐心 must be kidding.你一定是在開玩笑 is an enormous animal, it must weight a ton.那是個巨大的動物，它可能有一噸216。 Might可用于現(xiàn)在式或過去式，其表示的可能性較may低、祈禱 I never see a sight like that again!愿我不再看到那樣的景象 you succeed.愿你成功（3）must、命令 must return this book by next Tuesday.你必須還書在下周二之前 must not talk with your mouth full.你不可以在嘴巴有東西時說話216。常見助動詞的用法（1）can（could）Can表能力、許可、可能，而could是can的過去式（=be able to） can speak Japanese, but he cannot（=can’t）write it. will be able to（此處不能用can） finish the paper and go out to see the exhibition tomorrow. haven’t been able to recall his name.我一直想不起他的名字 cannot be
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