(
课件网) Unit 7 The Birthday Party Topic 1 When is your birthday Section B Review January Jan. February Feb. March Mar. April Apr. May May June Jun. 所有月份：首字母大写，in + 月份 月份缩写：1、后+ . 2、缩写前三个字母,除九月和三月 3、做题写全拼 July Jul. August Aug. September Sept. October Oct. November Nov. December Dec. 月份 Review 1.年份是四位数字 a.“xx+xx” 18 65 eighteen sixty-five b.“xx00” ～ “xx+ hundred” 19 00 nineteen hundred c.“xx0x”～“0读为O [ ]” 18 0 9 eighteen O nine d.“x00x”/“x000” 2 000 two thousand 2 008 = 2000 + 8 two thousand and eight 20 0 8= twenty O eight 2.年份非四位数字，按基数词/逐一读。 531 five hundred and thirty-one 5 3 1 five three one 3.公元 A.D. A.D. + 数字 公元前 B.C. 数字+ B.C. from 300 B.C. to A.D. 300 从公元前三百年到公元三百年。 年份 calendar n. ①日历； 挂历 1 2 3 4 5 6 7 8 9 10...100 Say the numbers from one to one hundred. 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine first second third fourth fifth sixth seventh eighth ninth 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 2a. Work out the rules of forming ordinal numbers and fill in the blanks. Then listen, check and repeat. 一、二、三 单独记 th要从四加起 八去t + th 九去e + th ve换成f + th 序数词缩写：数字+相应序数词的后两个字母 2a. Work out the rules of forming ordinal numbers and fill in the blanks. . Then listen, check and repeat. 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen _____ _____ twelfth _____ _____ _____ _____ _____ _____ 10th 11th 12th 13th 14th 15th 16th 17th 18th tenth eleventh thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth ve换成f + th 19 nineteen 20 twenty 21 twenty-one 29 twenty-nine 30 thirty 40 forty 50 fifty _____ twentieth twenty-first twenty-ninth thirtieth fortieth _____ 19th 20th 21st 29th 30th 40th 50th 2a. Work out the rules of forming ordinal numbers and fill in the blanks.Then listen, check and repeat. nineteenth fiftieth 几十改y为ie +th 几十几， 只变个数 60 sixty 70 seventy 80 eighty 90 ninety 100 one hundred 101 one hundred and one _____ _____ _____ _____ one hundredth one hundred and first 60th 70th 80th 90th 100th 101st 2a. Work out the rules of forming ordinal numbers and fill in the blanks.Then listen, check and repeat. sixtieth seventieth eightieth ninetieth 基变序 有规律 one→first two→second three→third 一、二、三 单独记 four→fourth th要从四加起 eight→eighth nine→ninth 八去t,九去e five→fifth twelve→twelfth ve要用f来代替 twenty→twentieth thirty→thirtieth 几十改y为ie twenty-one→twenty-first thirty-four→thirty-fourth 若遇几十几，只变个位就可以 1.序数词主要用作定语，前面一般要加the/物主代词。 Their second son is a doctor. 他们的二儿子是个博士。 The second cave 第一百个山洞 2.不定冠词a/an +序数词，表示“每一，又一”。如： We’ll have to do it a second time. 我们将再做一遍。 「拓展」分数 表示分数时，分子-基数词，分母-序数词。 如果分子大于1，分母必须用复数形式： 1／3→a（one ... ...
