小学英语数词讲解.doc

数词： 1. 0-100 1000 1，000，000一个写一遍2. 序数词1-30 3. 背会 冠词的所有条款 和例子数词：num.分为基数词和序数词。基数词口诀： thirteen 基数词须注意，012逐个记，13-19有规律，teen加后面，13 ir把ree替，thirteen15 f把ve 替，fifteen18之中少个t. eighteen2090 后面紧跟ty.20 en 把o替。 twotwenty30 ir 把ree替。thirty40去u. fourforty50 f把ve替。fifty 80少t. eighty 怎样拼写几十几，ty后面紧跟-.21 twenty-one 100one hundred 100姓hu的把nd打成red. 1,000-one thousandthou太后 san3 d弟 1,000,000-one million mi米 l1 lion狮子billion -十亿序数词口诀：123全变，first, second, third4以上加th, 8去t, 9去e, eighth ninth 5, 12 f 要把ve替，fifth twelfth几十，ty-tieth 第1 -第31-缩写留词尾2字母first 1st second 2nd third 3rd fourth 4th fifth 5th sixth 6th seventh 7th eighth 8th ninth 9thtenth eleventh twelfth thirteenth fourteenth fifteenth sixteenth eighteenth twentieth 20th twenty-first 21sttwenty-second 22nd twenty-third 23rd twenty-fourth 24th thirtieth 30th thirty-first 31st one hundredth one hundred and first 第101基数词和序数词的应用：1. 页数，房间号，电话号码， 班级年级，车牌号，公交车次， 年份，排号，层数，日期。Page 112 Room 201 138/0477/5622252/2162Class Four Grade Four Bus No.5 MB ME007 19，78年分两节2012年two thousand and twelve 645年不可以分节读22，00年-分两节 twenty-two hundred 层数: I live on Floor Six. =I live on the sixth floor. 2. 时间的表达法口诀:分在前，点在后。过past,（不超过半小时） 差to(分用60减，点 用1来加) 超过半小时整点oclock.半小时half.一刻a quarter.上午AM 下午PM在几点用at. 6:00-six oclock 6:30-half past six 6:15-a quarter past six 6:45a quarter to seven 18:006:00PM 23:48 -twelve to twelve PM 11：48PM 6:07 -seven past six 分数的表达法：分子基数词 分母序数词 1/2 -a half /one second 1/4-a quarter 3/4-three quarters 1/5-one fifth 2/5-two fifths 当分子是1时，序数词照常。当分子大于1时，序数词+s.3/10 2/7 2/3 5/8 1/9 小数：点前照常说数字，点后逐个说。0.3 -zero point three 0.45zero point four five 178.698- one hundred and seventy-eight point six nine eight 百分比：%10%-ten percenthundreds of 成百上千 thousands of 成千上万millions of 数以百万计yuan mu jin li -单复数不变dollars fifty dollars Lesson 9 考试： 1. 2013 two thousand and thirteen 2. 1998 nineteen ninety-eight 3. 40% forty percent 4. 1/2 a half / one second 5.1/4 a quarter/ one fourth 1. 3/4 three fourths /three quarters 7. 9.125 nine point one two five 1.173 one hundred and seventy-three 9. 3842three thousand eight hundred and forty-two 10. 7：45 a quarter to eight 11. 7：15 a quarter past seven 12. 7：00 seven oclock 13. 19：00 seven oclock PM 14. 五年六班 Class Six