8.有些基數(shù)詞可以構(gòu)成固定詞組, 如: one by one, twos and threes三三兩兩

7.表示百分比的說(shuō)法: 基數(shù)詞+ percent

6.表示倍數(shù)的說(shuō)法:

　　　　 　a. This room is three times bigger than that one.

　　　　 　b. The dictionary is four times thicker than that book.

　　　　 　c. The earth is 49 times the size of the moon.

5.表示加減乘除的說(shuō)法: 數(shù)學(xué)運(yùn)算的加減乘分別用plus, minus, times, divided by表示

　　　　 　a. How much is fifteen plus two?

b. How much is eight minus seven?

　　　　 　c. How much is twelve times twelve?

　　　　 　d. How much is eighty-one divided by nine?

　　　　 　e. Five plus three is / equals eight.

　　　　 　f. Five minus three equals / leaves two.

　　　　 　g. Five times three makes / is fifteen.

　　　　 　h. Fifteen divided by three equals five.十五除以三等于五

4.表示時(shí)間時(shí)用基數(shù)詞:

　　 ①.表示幾點(diǎn)整的說(shuō)法: It is five (o’clock)

　　 ②.表示幾點(diǎn)過(guò)幾分的說(shuō)法: 若不超過(guò)30分鐘, 用past表示過(guò)幾分; 若超過(guò)30分鐘, 用to表示差多少分到幾點(diǎn), 如: 3:05 =five past three,　 5:20 =twenty past five;　 8:35 =twenty-five to nine;　 12:50 =ten to one

　 　③.表示幾刻鐘的說(shuō)法, 如: a quarter, three quarters

　　 ④.表示上午,下午某時(shí)間, 如: 8:00 a.m., 4:15 p.m.

⑤.時(shí)刻也用24小時(shí)制讀法, 只須依次讀出點(diǎn)鐘數(shù)和分鐘數(shù), 整點(diǎn)鐘時(shí), 需在最后加讀hundred ( hours), 如: 18:45讀作eighteen forty-five, 18:00讀作eighteen hundred ( hours ), 以上提到的3:05, 5:20, 8:35分別也可讀作three five, five twenty, eight thirty-five

3.在表示年月日時(shí), 年用基數(shù)詞, 日用序數(shù)詞, 年的讀法是, 從后往前, 將年份分成兩位一段, 依次讀出每一段即可, 如: April 5,1976 讀作April (the) fifth, nineteen seventy-six;　 October 1, 1949讀作October the first, nineteen forty-nine;　 年份1905讀作nineteen hundred and five;　 年份1800讀作eighteen hundred;　 年份2000讀作year two thousand;　 年份502 B.C.讀作five o two B C;　 年份A.D. 620讀作six twenty A D

2.編號(hào)的事物若數(shù)字較大, 一般用基數(shù)詞放在名詞后面來(lái)表示, 名詞前一般不用定冠詞, 如: room 302, page 215, No. 101 middle school

1.編號(hào)的事物可用序數(shù)詞或基數(shù)詞加名詞構(gòu)成, 如: the fourth lesson =lesson four, the fifteenth page =page fifteen, the ninth part =part nine

4.不規(guī)則的序數(shù)詞如下: the first, the second, the third, the fifth, the eighth, the ninth, the twelfth

3.大于二十的基數(shù)詞對(duì)應(yīng)的序數(shù)詞, 只將末位數(shù)變?yōu)樾驍?shù)詞, 前面的其他位數(shù)仍用基數(shù)詞, 如: 第532讀作five hundred and thirty-second