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apples? and a half month twentyfirst lesson 。 were two world wars during fifth B. three hundreds metres . tall.B=C → A divided by B is C. 六、需注意的問題: 1. 數(shù)詞+名詞用-連在一起作定語,后面名詞不用復(fù)數(shù)。s nineteen nineties 4. hundred, thousand, million用法: hundred, thousand, million前面有具體數(shù)字,要用單數(shù)形式,但如果它們后面有of,那它們要用復(fù)數(shù)形式,同時(shí),前面不能再加具體的數(shù)目。 8少t,9去e,逢5逢12ve變f。小學(xué)英語數(shù)詞及專項(xiàng)訓(xùn)練一、數(shù)詞的分類:基數(shù)詞和序數(shù)詞。如:88 eightyeighth巧記基數(shù)詞和序數(shù)詞:1,2,3,特殊記,加th從4起。an Street 電話號(hào)碼:2042244:telephone number two o(零) four two two(double two) four four 十一路公共汽車:Bus(No.) eleven 3. 年代、日期、時(shí)刻的讀法 ?。?)年份是四位數(shù)字時(shí),各分成二位來讀, eg. 公元1995年:1995(=nineteen ninetyfive) (2)日期使用一般的序數(shù)詞來讀取 eg. 5月10日:May 10th(=May tenth) ?。?)時(shí)刻通常用基數(shù)詞來讀 eg. 8點(diǎn)45分:8: 45(=eight fortyfive) ?。?)年代表示法: eg. 二十世紀(jì)九十年代:199039。 讀作 one point two five 讀作naught point five six或zero point five six 4. 百分?jǐn)?shù): 百分號(hào)%讀作 percent eg. 5% 讀作 five percent 五、算式表達(dá)法: 1. 加法 A+B=C → A plus B is C. or A and B is C. 2. 減法 A-B=C →A minus B is C. or B from A is C. 3. 乘法 AB=C → A times B is C. or A multiplied by B is C. 4. 除法 A247。 Eighth Eighth now. 21 th lesson and half month 5 more a month thirds is her 6~10ABAAD 11~15CBAAB thousands five hundreds