高三英語重點(diǎn)知識(shí)難點(diǎn)解析20xx(編輯修改稿)
2025-04-14 03:53 本頁面
【文章內(nèi)容簡(jiǎn)介】 五、虛擬語氣 、假設(shè)、猜想或建議,：純假設(shè),用虛擬,動(dòng)詞時(shí)態(tài)退一級(jí)：條件句,分主從,主句謂語前加would (should,could,might)。表愿望,用虛擬,wish后面接賓語(從句)：現(xiàn)在過去與將來,動(dòng)詞時(shí)態(tài)退一級(jí)：提建議,用虛擬,賓語(從句)動(dòng)詞用(should)do：倆建議,三要求,再加堅(jiān)持與命令(suggest,advise,demand,require,request,insist,order)：It is time和eoukd rather,后接叢句用虛擬：部分主語從句中, 謂語用虛擬結(jié)構(gòu) (It is necessry /important/natural/natural/strange/strange that……should do). 下面舉例說明： A、If you came tomorrow,we would have the metting. (條件句虛擬) B、Without air,there would be no living things.(同上) C、We wish we had arrived there two hours earlier.(表示愿望虛擬) D、He demanded that we (should)start right away.(表示建議虛擬) E、It is(high)time that we left (should leave)now.(特別從句虛擬) F、I would rather you gave me the book.(同上) G、It is necessary that we should clean the room everyday,(主語從句虛擬) H、He speaks English so fluently as if he were English. (特別從句虛擬) 高三英語重點(diǎn)學(xué)問點(diǎn)解析3 at 如： 常用詞組有： at noon, at night 表示時(shí)間的 at, in, on：表示片刻的時(shí)間，at 8 o’clock，at midnight, at the end of, at that time, at the beginning of, at the age of, at Christmas, at New Year 等。 in 表示一段的時(shí)間 如：in the morning, in the afternoon, in the evening, in October, in 1998, in summer, in the past, in the future 等。 on 總是跟日子有關(guān)，on Monday, on Christmas morning, on the following, on May Day, on a warm morning 等。 表示時(shí)間的 since 和 from：since 表示從過去到現(xiàn)在的一段時(shí)間的過程，常與現(xiàn)在完成時(shí)連用：from 表示從時(shí)間的某一點(diǎn)開頭，不涉及與現(xiàn)在的關(guān)系。一般多與現(xiàn)在時(shí)、過去時(shí)、將來時(shí)連用。 如：I hope to do morning exercises from today./ We have not seen each other since 1995. 表示時(shí)間的 in 和 after：兩者都表示“在(某個(gè)時(shí)間)之后，區(qū)分在于in表示“在(一段時(shí)間)之后” ，而 after 則表示“在(某一詳細(xì)時(shí)間點(diǎn)之后)，in 短語和將來時(shí)態(tài)連用，after 短語和過去時(shí)態(tài)或?qū)頃r(shí)態(tài)連用。 如：We’ll be back in three days. After seven the rain began to fall. What shall
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