基数词及英文时间表达法

Two and three is five

数词(1)----基数词1.概念：表示 数目的词叫基数词.one two three four five six seven eight nine ten

eleven

twelve

thirt een

fourt fifte sixt seve eigh ninet twe een en een ntee teen een nty n sixty seve eight nine one a hundr hundr nty y ty ed ed

Twent thirt y-one y

forty fifty

101 one hundred and one 236 Two hundred and thirty –six

注意： A.1在数字开头时，既可译成a ,也可译成 one .如： 146 :a(one)hundred and fortysix 1038:a(one)thousand and thirty-eight

0 1 2 3 4 zero one two three four 5 6 7 8 9 five six seven eight nine 10 11 12 ten eleven twelve0至12各相异，一个一个单独记。

13 14 15 thirteen fourteen fifteen 16 17 18 sixteen seventeen eighteen 19 后加teen ,为十几。 nineteen thirteen . fifteen 记仔细，eighteen 只有一个t.

20 30 40 twenty thirty forty 60 70 80 sixty seventy eighty

50 fifty 90 ninety

20,30到90词尾ty 莫忘记， twenty 不同重点记, forty 剜去字母 u , thirty , fifty 单独 记.

21 46 63 84

twenty-one forty-six sixty-three eighty-four

35 thirty-five 52 fifty-two seventy-eight 78 ninety-seven 97

十位后面是个位， 表示数词几十几。 连字符号莫丢弃， 写到hundred好成绩。

What’s two and three?

Two and three is (are)five.

What’s nine plus six?

Nine plus six is fifteen . It’s fifteen.

How much is forty-one minus thirty-two?

It’s nine.

I’m in Row one . I’m in class two . I’m live in Room 302 .

1.单项选择. (A)It’s time ____class. A . for B .to C .on (C)It’s time ____. A .go to school B. go school C .to go to school (A)It’s ____(8:30).we must start to work now. A .eight thirty B. eighty-thirty C .thirty -eighty

练习题

(A) What’s the time ? It’s ____. A .nine B .mine C .nice ( B) What ____ ten and eleven ? It’s ___. A .is ,twenty B. is , twenty-one C. are ,twenty-one ( A ) ___is your English teacher ? He is forty . A .how much B .How old C .What

The Expressions of Time 时间表达法

时间表达有规律，一般规律顺着读 二般规律倒着念，30分钟为界限 小于30past,几点过几分 大于30 要用to,差多少几点钟 半小时用half,15分钟用quarter 上午都用a.m 下午都用p.m

A. 整点，用基数词+o’clock来表 示,注意o’clock须用单数，可以 省略。

8:00 10:00 13:00

eight o’clock a.m. ten o’clock a.m. one o’clock p.m.

exercise4:009:00 13:00 15:00

four o’clock a.m. nine o’clock a.m.one o’clock p.m.

three o’clock p.m.

B. 非整点，用基数词按小时+分钟的顺 序直接写出时间，后不可加o’clock

6:10 8:30 2:41 1:05 13:20

six ten eight thirty two forty-one one o five/one five one twenty p.m.

exercise12:10 9:25 10:30 15:40 twelve ten nine twenty-five ten thirty three forty p.m.