廣東省年中考英語(yǔ)突破復(fù)習(xí)（第一部分語(yǔ)法專(zhuān)項(xiàng)）四數(shù)詞課件

1、?？蓟鶖?shù)詞、序數(shù)詞一覽表?？蓟鶖?shù)詞、序數(shù)詞一覽表數(shù)字基數(shù)詞序數(shù)詞數(shù)字基數(shù)詞序數(shù)詞1onefirst15fifteenfifteenth2twosecond16sixteensixteenth3threethird17seventeenseventeenth4fourfourth18eighteeneighteenth5fivefifth19nineteennineteenth6sixsixth20twentytwentieth7sevenseventh30thirtythirtieth8eighteighth40fortyfortieth9nineninth50fiftyfiftieth10t

2、ententh60sixtysixtieth11eleveneleventh70 seventyseventieth12twelvetwelfth80eightyeightieth13thirteenthirteenth90ninetyninetieth14fourteenfourteenth100one hundred 基數(shù)詞變序數(shù)詞口訣：基數(shù)詞變序數(shù)詞口訣：1，2，3特殊記，結(jié)尾各為t，d，d; 加th，4開(kāi)始； 8少t, 9去e，千萬(wàn)別忘記 (eighth，ninth)；5和12不規(guī)則，f來(lái)把ve替 (fifth，twelfth)；20到90, y結(jié)尾變成ie (twentieth)；若

3、是幾十幾，前基后序就可以。考點(diǎn)一 基數(shù)詞基數(shù)詞(1)基數(shù)詞表示數(shù)量，后面一般接復(fù)數(shù)名詞(“一”除外)，如 seven days。(2)基數(shù)詞的讀法：從右向左看，每隔三位劃一逗號(hào)，倒數(shù)第一個(gè)逗號(hào)之前要用thousand，倒數(shù)第二個(gè)逗號(hào)之前要用million，倒數(shù)第三個(gè)逗號(hào)之前要用billion。例如：7，258，366，200 可讀為： seven billion，two hundred and fiftyeight million，three hundred and sixtysix thousand，two hundred百位與十位之間要加and，如one hundred and twent

4、yfive; 十位與個(gè)位之間要加連詞符，如seventyfour。(3)hundred, thousand, million, billion, dozen前面有具體數(shù)字時(shí)，后面不加s 和of; 如果沒(méi)有具體數(shù)字， 后面必須加s 和of。如：five hundred(五百), hundreds of(成百上千的), ten thousand(一萬(wàn)), thousands of(成千上萬(wàn)的), millions of(上百萬(wàn)的)?；鶖?shù)詞(4)時(shí)間的讀法順讀法： 點(diǎn)鐘分鐘。例如：2：05 two five3：50 three fifty逆讀法：分鐘 30，用“past”：分鐘past點(diǎn)鐘(幾點(diǎn)過(guò)幾

5、分)。例如：4：15 four fifteena quarter past four6：30 half past sixthirty past six 分鐘 30分鐘，用“to”：分鐘(60分鐘數(shù))to(點(diǎn)鐘1)(幾點(diǎn)差幾分)。 例如：7：40 twenty to eight8：45 a quarter to ninefifteen to nine 整點(diǎn)的表達(dá)：點(diǎn)鐘oclock。例如：9：00 nine oclock 基數(shù)詞(5)編號(hào)的表達(dá)：名詞基數(shù)詞the序數(shù)詞名詞。例如：Lesson Onethe first lesson(6)小數(shù)點(diǎn)用“point”，百分?jǐn)?shù)用“percent”表達(dá)。例如：

6、14 one point four60% sixty percent(7)與表示度量衡單位的詞連用。例如：10米深/長(zhǎng)/寬/高 ten meters deep/long/wide/tall基數(shù)詞互動(dòng)一例題一()1. _ of volunteers will be needed for 2015 Horticulture Exportion in Qingdao. Lets go and _ them. AThousands; join BThousand; be a member of CThree thousand; take part in DThousands; be in ()2. T

7、he chairperson received about three _ applications to join the Bird Watching Club. Ahundred Bhundreds of Chundred of Dhundreds 例題二D A考點(diǎn)二 序數(shù)詞序數(shù)詞(1)序數(shù)詞表示順序，前面一般有“the” 或代詞修飾，后面一般接名詞單數(shù)。例如：Monday is the second day of the week. Today is his seventeenth birthday.注意：a/an序數(shù)詞表示“又一，再一(表示泛指)”。例如：I have failed t

8、wice, but I want to try a third time.(2)分?jǐn)?shù)的表達(dá)：分子用基數(shù)詞，分母用序數(shù)詞，分子大于1，分母s。例如：1/3 one third3/4 three fourths/three quarters (3)日期的表達(dá)：英語(yǔ)中日期的表達(dá)順序?yàn)樵隆⑷?、年或日、月、年。如?It happened on January the second，1990.It happened on January 2，1990.序數(shù)詞互動(dòng)一例題一例題二DC()1.David, how old is your father this year? _. And we just had

9、 a special party for his _ birthday last weekend. AFortieth; forty BForty; forty CForty; fortieth DFortieth; fortieth()2.Its said that _ of the water around the world _ polluted. Atwo third; has Btwo thirds; have Ctwo third; are Dtwo thirds; is考點(diǎn)三 其他重點(diǎn)表達(dá)其它重點(diǎn)表達(dá)半小時(shí) half an hour半天 half a day 兩天半 two and a