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用法例句一般現(xiàn)在時(shí)1 be動(dòng)詞用am/is/are表示,之后接名詞,形容詞或介詞。 在口語中,星期名稱前得on常被省略 Why don’t you e and play(on)Sunday evening?星期日晚上到我家來玩不好嗎? 在不定冠詞a或an(a或an的意思是“每一......”)的短語中,不用介詞。She is a good student from who we should learn. 2)介詞的種類 介詞分簡(jiǎn)單介詞和短語介詞兩種,簡(jiǎn)單介詞及單個(gè)介詞,如 in ,under ,on ,for ,after ,等,短語介詞指多個(gè)單詞構(gòu)成的介詞,如in front of ,out of ,instead of ,far from ,apart from 等。特別是一些常用介詞的搭配力特別強(qiáng),可以用來表示各種不同的意思。so + adj. such + a(n) + n.so + adj. + a(n) + n. such + n. (pl.)so + adj. + n. (pl.) such +n. (pl.)so + adj. + n. [不可數(shù)] such +n. [不可數(shù)]so foolish ;such a fool so nice a flower;such a nice flowerso many/ few flowers;such nice flowers so much/little money;such rapid progressso many people ;such a lot of people 十一、介詞介詞是一種用來表示詞與詞、詞與句之間的關(guān)系的虛詞,在句中不能單獨(dú)作句子成分。 not…but… 意思為不是……而是…… not 和but 后面的用詞要遵循一致原則。 非謂語動(dòng)詞1)不定式時(shí)態(tài)\語態(tài)主動(dòng)被動(dòng)一般式to doto be done完成式to have doneto have been done2)動(dòng)名詞時(shí)態(tài)\語態(tài)主動(dòng)被動(dòng)一般式doingbeing done完成式having donehaving been done3)分詞時(shí)態(tài)\語態(tài)主動(dòng)被動(dòng)一般式doingbeing done完成式having donehaving been done否定形式: not +不定式,not + 動(dòng)名詞,not + 現(xiàn)在分詞 十、連詞連詞是一種虛詞, 它不能獨(dú)立擔(dān)任句子成分而只起連接詞與詞,短語與短語以及句與句的作用。具體每個(gè)動(dòng)詞后究竟加什么介詞就得聯(lián)系動(dòng)詞短語了系動(dòng)詞 1)狀態(tài)系動(dòng)詞:用來表示主語狀態(tài),只有be一詞,例如:He is a teacher. 2)持續(xù)系動(dòng)詞:用來表示主語繼續(xù)或保持一種狀況或態(tài)度,主要有keep, rest, remain, stay, lie, stand, 例如:He always kept silent at 。及物動(dòng)詞后必須跟有動(dòng)作的對(duì)象(即賓語),并且可直接跟賓語。又稱“外動(dòng)詞”。 及物動(dòng)詞 vt. 字典里詞后標(biāo)有vi. 的就是不及物動(dòng)詞。 表示倍數(shù)用倍數(shù)+ as + 形容詞原形+ as +比較對(duì)象的句型。比較的是天氣而不是國(guó)家,C不能選。t know him well enough. There is enough food for everyone to eat. There is food enough for everyone to eat. 兼有兩種形式的副詞 1) close與closelyclose意思是近; closely 意思是仔細(xì)地He is sitting close to me. Watch him closely.2)late 與lately late意思是晚; lately 意思是最近You have e too late. What have you been doing lately? 形容詞與副詞的比較級(jí) 1) 規(guī)則變化可修飾比較級(jí)的詞a bit, a little, rather, much, far, by far, many, a lot, lots, a great deal, any, still, even等典型例題:1) Are you feeling ____? Yes,I39。副詞可分為:地點(diǎn)副詞、方式副詞、程度副詞、疑問副詞和連接副詞。如:the dead,the living,the rich,the poor,the blind,the hungry 多個(gè)形容詞修飾名詞的順序 限定詞數(shù)詞描繪詞(大小,長(zhǎng)短,形狀,新舊,顏色) 出處材料性質(zhì),類別名詞 a small round table;a tall gray building;a dirty old brown shirt;a famous German medical school典型例題:1) Tony is going camping with ___ boys.A. little two other B. two little other C. two other little D. little other two答案:C。形容詞作定語修飾名詞時(shí),要放在名詞的前邊。 c. 主語+謂語+倍數(shù)(分?jǐn)?shù))+ 形容詞(副詞)比較級(jí)+ than… The grain output is 8 percent higher this year than that of last year.d. 還可以用by+倍數(shù),表示增加多少倍 The production of grain has been increased by four times this year.2)分?jǐn)?shù)表示法構(gòu)成:基數(shù)詞代表分子,序數(shù)詞代表分母。All the students in the class went 。注意:a. 位于下列形容詞之后: such,what,many,half,such an animal; Many a manb. 當(dāng)名詞前的形容詞被副詞as, so, too, how, however, enough修飾時(shí),不定冠詞應(yīng)放在形容詞之后:It is as pleasant a day as I have ever spent.c. quite,rather與單數(shù)名詞連用,冠詞放在其后。 He raises a black and a white 。6)與復(fù)數(shù)名詞連用,指整個(gè)群體:They are the teachers of this )They are teachers of this school.(指部分教師)7)表示所有,相當(dāng)于物主代詞,用在表示身體部位的名詞前:She caught me by the arm..她抓住了我的手臂。ve been to the house.3)指世上獨(dú)一物二的事物:the sun, the sky, the moon, the earth 4)單數(shù)名詞連用表示一類事物,如:the dollar 美元。 不定冠詞a (an)與數(shù)詞one 同源,是一個(gè)的意思。t find my hat. I think I must buy one.(不定)The hat you bought is bigger than that I bought.(同類但不同個(gè))I can39。s me.) 并列人稱代詞的排列順序 1) 單數(shù)人稱代詞并列作主語時(shí),其順序?yàn)椋旱诙朔Q - 第三人稱 - 第一人稱you - he/she。大多數(shù)代詞具有名詞和形容詞的功能。s room(一間)6) 復(fù)合名詞或短語,39。共有39。s 理發(fā)店。 struggle工人的斗爭(zhēng)。s bag 男孩的書包,men39。s book。英語詞性的分類及用法一、詞性的分類詞類又叫詞性,英語單詞根據(jù)其在句子中的功用,可以分成十個(gè)大類。s來表示所有關(guān)系,帶這種詞尾的名詞形式稱為該名詞的所有格,如:a teacher39。s,如the