大學(xué)英語4輔導(dǎo)資料十三.doc

大連理工大學(xué)網(wǎng)絡(luò)教育學(xué)院大學(xué)英語4輔導(dǎo)資料十三主 題：對Unit 9的語法點(diǎn)形容詞、副詞比較等級的講解學(xué)習(xí)時(shí)間：2014年6月23日6月29日內(nèi) 容：1. 形容詞、副詞的級（本課難點(diǎn)）形容詞、副詞的級的構(gòu)成 1) -er和-est型單音節(jié)形容詞和部分雙音節(jié)詞在詞尾加-er和-est構(gòu)成比較級和最高級。例如：原級比較級最高級brightbrighterbrightestnarrownarrowernarrowestthinthinnerthinnest（雙寫n）simplesimplersimplest（直接加r或st）prettyprettierprettiest（先變y為i）2) more和most型多音節(jié)詞在原級前加more和most構(gòu)成比較級和最高級。例如：原級比較級最高級beautifulmore beautifulmost beautifulimportantmore importantmost important3) 變化不規(guī)則的比較級和最高級原級比較級最高級littleless 比較少的lesser 次要的leastoldolderelderoldesteldestfarfartherfurtherfarthestfurthestbad/badlyill(evil)worseworseworstworstgood/wellbetterbestmany/muchmore most2. 形容詞和副詞的應(yīng)用1) 同等程度比較：as + 原級 + as e.g. Tom is as bright as Mark. 湯姆和馬克一樣聰明。2) 不同程度的比較：比較級 + than e.g. Tom is taller than Mark. 湯姆比馬克高。 This handbag is more beautiful than that one. 這個(gè)手提包比那個(gè)漂亮。not as/so + 原級 + as e.g. Tom is not as/so bright as Mark. 湯姆不如馬克聰明。用表示倍數(shù)的詞或其他程度副詞做修飾語時(shí)，放在as的前面。e.g. This room is twice as big as that one. 這間屋子是那間的兩倍大。 Your room is the same size as mine. 你的屋子和我的一樣大。no more than和not more than no more than 意為“不過是，僅，只” e.g. We have no more than 20 computers. 我們僅有二十臺(tái)電腦。 A flag is no more than a sign. 旗幟不過是一種標(biāo)志。 not more than 意為“至多，不超過” e.g. We have not more than 20 computers. 我們最多有二十臺(tái)電腦。 3) 最高級用法： the +最高級+比較范圍 e.g. The Sahara Desert is the biggest desert in the world. 撒哈拉沙漠是世界上最大的沙漠。 Shanghai is one of the worlds largest cities. 上海是世界上最大的城市之一。 She is the most beautiful among the five girls. 她是這五個(gè)女孩中最漂亮的。4) 對比與比較： the +比較級, the +比較級 越就越 e.g. The older I get, the happier I am. 我越變老，越覺得幸福。 The more he read the novel, the more excited he became. 這本小說他越讀越興奮。 比較級+ and +比較級 e.g. Jane became more and more beautiful. 珍妮越來越漂亮了。 5) 可修飾比較級的詞 a bit, a little, much, far, a lot, any等 e.g. The experiment was much easier than we had expected. 實(shí)驗(yàn)比我們預(yù)想的簡單多了。 The rent is much / far / a lot more expensive. 租金貴多了。形容詞、副詞的級的練習(xí)1. Your box is mine. A. four times as big as B. four times as bigger as C. as four times big D. as big as four times解析：A。在as . as句型中，如有表示程度的狀語（如 twice, three times），則置第一個(gè)as之前，表示前者是后者的幾倍。2. Todays weather is _ worse than yesterdays. A. very B. much C. very muchD. much too解析：B。very用來修飾形容詞的原級形式；much修飾比較級；very much一般用來修飾動(dòng)詞； much too常用來修飾形容詞的原級形式。3. Did the medicine make you feel better? No. The more _, _ I feel. A. medicine I take; and the worse B. medicine I take; the worse C. I take medicine; the worse D. I take medicine; worse解析：B。 本題是“越越”句型，要用“the + 比較級，the + 比較級”句型，前后分句都用陳述語氣。4. What will you buy for your boyfriends birthday? I want to buy a _ wallet for him. A. black leather small B. small black leather C. small leather black D. black small leather解析：B。根據(jù)多個(gè)形容詞作定語次序排列規(guī)律，應(yīng)該是small（大?。?black（顏色）+leather（質(zhì)地）。統(tǒng)考例題講解1 .He is very old, _ he still works very hard. A. but B. if C. when D. as解析：A。but表示轉(zhuǎn)折，本句的意思是“他年紀(jì)很大，但他仍然努力工作”。2. Although, its raining, _ are still working in the fields.A. they B. but they C. and theyD. so they解析：A。although意為“盡管”，不能與but連用。練習(xí)題（重點(diǎn)練習(xí)）1. You wont know the value of the health _ you lose it.A. until B. after C. when D. because2. Study hard, _ you will pass the exam.A. so B. for C. but D. and3. He ran _ fast _ he won the race.A. enough . to B. so . that C. too . to D. both . and4. He is only ten months. He can _ read _ write.A. either . orB. neither . norC.