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go out at this time.Have to “不得不…”David has to take care of his litter sister because his parents are not at home.They have to stay at home because it is raining heavily outside.形容詞的原級,比較級和最高級(一)規(guī)則變化:1.絕大多數(shù)的單音節(jié),詞尾加er ,esttall—taller—tallest 2.以不發(fā)音的e結(jié)尾的單音節(jié)詞只加r,stnice—nicer—nicest , able—abler—ablest 3.以輔音字母加y結(jié)尾的雙音節(jié)詞,改y為i再加er,esteasy—easier—easiest 4.只包含一個元音,并且以一個輔音字母結(jié)尾的重讀閉音節(jié)詞,雙寫結(jié)尾的輔音字母,再加er,estbig—bigger—biggest hothotterhottest5.少數(shù)以er,ow結(jié)尾的雙音節(jié)詞末尾加er,est clever—cleverer—cleverest, narrow—narrower—narrowest 6.其他雙音節(jié)詞和多音節(jié)詞,在前面加more,most來構(gòu)成比較級和最高級 Beautifulmore beautifulmost beautifulExpensivemore expensivemost expensive(二)不規(guī)則變化常見的有:good / well—better—best 。 How about you? 你呢? I’m sorry, I have to help my ,我得照顧我的父母。注意:英語中月份和星期名稱都是專有名詞,它們的首字母必須大寫,并且前面無需用冠詞。如果是三位數(shù),先讀第一位,再把后兩個數(shù)合起來讀。如: They came home at ten o’clock .另外注意一些固定搭配:at noon, at midnight, at night3. 指地點:在一些小地方。4. Have 與不定式符號“to”構(gòu)成固定詞組 have to do something,用來表示義務(wù)必須做某事,其意思與must相當(dāng)。時間狀語:tomorrow, next day(week, month, year…),soon, in a few minutes, the day after tomorrow, …基本結(jié)構(gòu):①am/is/are going to + do;②will + do.否定形式:①am/is/are not going to + do;②will not + do一般疑問句:①be放于句首;②will提到句首。如:study—studied, carry—carried, hurry—hurried, marry—married不規(guī)則動詞:Havehad eatate drinkdrank gowent ecame seesaw hearheard putput cutcut 等等三、現(xiàn)在進(jìn)行時:概念:表示此時此刻或現(xiàn)階段正在進(jìn)行的動作及行為。has。washess.可數(shù)名詞單數(shù)變復(fù)數(shù)規(guī)則:1)單數(shù)名詞加s: students, apples, bags, trees, books, brothers.2)以s、x、sh、ch結(jié)尾的名詞加es: glasses, boxes, brushes, matches.3)以輔音字母加y結(jié)尾的名詞,變y為i加es: cities, babies, enemies.4)以f或fe結(jié)尾的名詞,多數(shù)變f為v加es: wives, : roofs, proof s, chiefs.5)以o結(jié)尾的名詞,有些加es: Negroes, heroes, tomatoes, : radios, zoos, pianos, photos.6)不規(guī)則名詞:foot→feet, goose→geese, tooth→teeth, child→children, man→men, woman→women, sheep→sheep, deer→deer, mouse→mice. 代詞第 一 人 稱第 二 人稱第 三 人 稱單數(shù)復(fù)數(shù)單數(shù)復(fù)數(shù) 單 數(shù)復(fù)數(shù)人稱代詞主 格 I we you you heshe it they賓 格 me us you youhimher itthem物主代詞形容詞性 my ouryouryourhisheritstheir名詞性mineoursyoursyourshishersitstheirsI. 人稱代詞:。readsy變?yōu)閕nterestingI was listening to the radio at 7 this morning.He was cleaning the car when I arrived.What was he doing at this time yesterday?五、現(xiàn)在完成時:概念:過去發(fā)生或已經(jīng)完成的動作對現(xiàn)在造成的影響或結(jié)果,或從過去已經(jīng)開始,持續(xù)到現(xiàn)在的動作或狀態(tài)。 bad /badly/ ill—worse—worst 。 5.我們還常見到如下的固定搭配:have a walk /have a swim /have a rest /have a try/have a look at/ have a good time。 +past+小時”。用英語表示日期,其順序為“月+日+年”,日和年之間需用逗號隔開。如:1982年讀作nineteen eightytwo, 1900年讀作nineteen hundred。如: He will arrive in two hours. At 1. 指時間: 時間的一點、時刻等。3.Have 還可以用來描述病情,構(gòu)成諸如have a cold /have a toothache/have a fever/have a sore back/have a pain in/on 等固定搭配,例如:“What’s the matter? ”你怎么了?“I have a tootha