初三英語(yǔ)下學(xué)期數(shù)詞-展示頁(yè)
2024-11-18 14:44本頁(yè)面
【正文】 ——Excuse me, how does this number 20,135 read? ——It reads___________. A. twenty thousands one hundred and thirty five B. twenty thousand one hundred thirty five C. twenty thousand, one hundred and thirtyfive D. twenty thousands, one hundred and thirtyfive 分析： 根據(jù)數(shù)字的讀法規(guī)律，選 C。 six B. fifth。如： she is a 3yearold girl. They live in a 7storeyhigh building. 注：這種結(jié)構(gòu)中名詞不能用復(fù)數(shù)，同時(shí)只能作定語(yǔ)，用作表語(yǔ)時(shí)，不用連字符，名詞用復(fù)數(shù)。 分別用 a half和 a quarter表示。 如： one third of teachers three sevenths of the boys 189。 如： 7:20 twenty past seven 或 seven twenty 3) 注意表示兩個(gè)特殊的表示分鐘的單位詞； 30分 鐘用 half,15 分鐘用 a quarter。 如： 1999年 5月 2日讀作： May the second, nieen niy。如： Lesson 1/ the first lesson Row 3/ the third lesson 二、年、日、時(shí)刻的表達(dá)方法 “年”用基數(shù)詞，“日”用序數(shù)詞，前面要加定冠詞。 a (one) half 1/3 one third 188。 序數(shù)詞 (ordinal numbers)的構(gòu)成及用法 : one, two , three 的序數(shù)詞分別為 : first, second, third ( 1st 2nd 3rd) 2. 從第四到第十九的序數(shù)詞在基數(shù)詞后加 “ th”．注意： fifth eighth ninth twelfth 3. 十位整數(shù)基數(shù)詞的序數(shù)詞需將詞尾的 “ y”改為 “ i”， 再加 “ eth” 構(gòu)成． twenty twentieth forty fortieth niy niieth 4. “幾十幾”的數(shù)及４位數(shù)以上基數(shù)詞的序數(shù)詞 只將個(gè)位變成序數(shù)詞即可． one hundredth one thousandth four hundred and thirtysecond 5. 日期的表達(dá)一般用序數(shù)詞． ３月８日 March 8(th) 讀作： March the eighth “第二、第三 …“ the second most useful the third largest city 7. second, third 等與 “ a “連用，表示 ”又一，再一”． 再一次 a second time 8. 在 … 世紀(jì)： in the twentyfirst century in the nieenth century 概數(shù)的表示法 1. Over/above/ more than + 數(shù)字 或：數(shù)字＋ odd (… 多／以上） over / more than two years (兩年多） above twenty pounds (２０磅以上） thirty odd years (30多年） 2. below/ under/ less than +數(shù)字 （不足／不到 … ， … 以內(nèi)） below six days under two hours less than 60 miles 3. about/ nearly/ some/ toward(s)/ more or less + 數(shù)字 數(shù)字＋ or so / more or less (大約／近 … ， … 上下／左右） about 90 yards nearly one tenth some fifty feet nine kilos or so more or less 20 meters / 20 meters more or less “每隔 ”與“ 每逢 ”的表示法： 兩種結(jié)構(gòu)： every + 基數(shù)詞 ＋ 復(fù)數(shù)名詞 every + 序數(shù)詞 ＋ 單數(shù)名詞 every four days every fourth day 每四天（每隔三天） every three lines every third line 每三行（每隔二行） 每隔一天： every other day every two days every second day The bus runs every five minutes. One in every twenty students is to be chosen as the representative. 一些數(shù)學(xué)公式、小數(shù)和分?jǐn)?shù)的表示法： 7X3=21 Seven times / multiplied by three is twentyone. 9247。如： thirtyone—thirty－first, fortytwo—fortysecond等。 in the 1980?s (1980s) in the nieen eighties Page three Room 403 at seven thirty in 1991 (in nieen niyone) in one?s fifties(在某人 50多歲的時(shí)候） 注意下列習(xí)慣表達(dá)方式： half an hour half a kilo two and a half kilos = two kilos and a half one or two days = a day or two eighty meters long one thousand miles away five meters deep ( wide/ tall/ high/long) five meters in depth / width/ height/ length 序數(shù)詞： 序數(shù)詞表示人和事物的順序，其構(gòu)成方法如下： 不規(guī)則變化 ： 基數(shù)詞 one two three five eight nine twelve 序數(shù)詞 first s
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