廣東省年中考英語突破復習（第一部分語法專項）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，結尾各為t，d，d; 加th，4開始； 8少t, 9去e，千萬別忘記 (eighth，ninth)；5和12不規(guī)則，f來把ve替 (fifth，twelfth)；20到90, y結尾變成ie (twentieth)；若

3、是幾十幾，前基后序就可以?？键c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，倒數(shù)第一個逗號之前要用thousand，倒數(shù)第二個逗號之前要用million，倒數(shù)第三個逗號之前要用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，后面不加s 和of; 如果沒有具體數(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), thousands of(成千上萬的), millions of(上百萬的)。基數(shù)詞(4)時間的讀法順讀法： 點鐘分鐘。例如：2：05 two five3：50 three fifty逆讀法：分鐘 30，用“past”：分鐘past點鐘(幾點過幾

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(點鐘1)(幾點差幾分)。 例如：7：40 twenty to eight8：45 a quarter to ninefifteen to nine 整點的表達：點鐘oclock。例如：9：00 nine oclock 基數(shù)詞(5)編號的表達：名詞基數(shù)詞the序數(shù)詞名詞。例如：Lesson Onethe first lesson(6)小數(shù)點用“point”，百分數(shù)用“percent”表達。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/寬/高 ten meters deep/long/wide/tall基數(shù)詞互動一例題一()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)分數(shù)的表達：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：英語中日期的表達順序為月、日、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考點三 其他重點表達其它重點表達半小時 half an hour半天 half a day 兩天半 two and a