高二下學(xué)期英語(yǔ)語(yǔ)法專題學(xué)案：數(shù)詞

語(yǔ)法專題三：數(shù)詞第第頁(yè)高二年級(jí)英語(yǔ)學(xué)案編號(hào)(G003)評(píng)價(jià)：學(xué)生姓名：課題：數(shù)詞授課教師：上課時(shí)間：第周一．分類基數(shù)詞和序數(shù)詞二.基數(shù)詞的讀法和寫(xiě)法寫(xiě)法:每3位點(diǎn)一逗號(hào)1,123,456,789第1個(gè)逗號(hào)_______________(千)第2個(gè)逗號(hào)______________（百萬(wàn)）第3個(gè)逗號(hào)______________（十億）讀法：百位與十位加and;十位與個(gè)位加“—”125_______________________________ 1,089______________________________22,377____________________________ 1,255,000___________________________三.序數(shù)詞1.基數(shù)詞變序數(shù)詞口訣:一二三要全變，其他th加后面，f替_______,八______,九_(tái)_____，ty變成________。2.注意(1)冠詞的選擇：the+序數(shù)詞+n.表“_______”thesecondtime“第二次”a/an+序數(shù)詞+n.表“_______”asecondone“再來(lái)一個(gè)”eg.We'vetrieditthreetimes．Mustwetryit___fourthtime?定語(yǔ)從句中，當(dāng)先行詞被序數(shù)詞修飾時(shí)，引導(dǎo)詞只能用_______;eg.Thisisthefirstbook_________Iboughtyesterday.四.三明大法1.前有數(shù)字，不加s，不加of100個(gè)學(xué)生_____________________500個(gè)學(xué)生_____________________2.前無(wú)數(shù)字，加s加of成千上萬(wàn)的學(xué)生______________________成百上千的學(xué)生______________________五．功能１.表編號(hào)：第五課 _______________/___________(注意大小寫(xiě))801房間 ________________3路車 ________________四樓 ________________地下2層 2.表時(shí)間點(diǎn):整讀法：用o’clock12點(diǎn)________________順讀法:7:20_______________逆讀法: 半小時(shí)以內(nèi)_________ eg.________________________半小時(shí)以上_________ eg.________________________15分/45分用____________eg.___________________________30分鐘用_______________eg.___________________________7:15_________________7:20_______________7:30_______________7:45_________________7:50_______________3.表日期:美式：月,日,年Oct.1st,2012讀法：__________________英式：日,月,年1stOct.,2012讀法:_____________________

讀法：May5（讀作Maythefifth）也可以表示為thefifth（5th）ofMay4.半數(shù)表達(dá)法:半小時(shí)________________一個(gè)半小時(shí)________________________________兩個(gè)半小時(shí)________________/________________5.分?jǐn)?shù)表達(dá)：__________________________________________________________1/3:____________2/3:____________1/2:____________1/4:____________但常用aquarter考點(diǎn)：Twothirdsofthestudents________(be)girls.Threefifthsoftheair_________(be)dirty.倍數(shù):兩倍_______三倍_______四倍_______eg.地球是月球的49倍。Theearthis__________________________themoon.小數(shù)表達(dá)法（與漢語(yǔ)讀數(shù)一致）點(diǎn)用_____________eg.21.375______________8.數(shù)字的復(fù)數(shù)用法(1)年代表達(dá):20世紀(jì)80年代______________或______________(2)在某人…….歲的時(shí)候______________在某人二十多歲的時(shí)候______________在某人三十多歲的時(shí)候______________特例：在某人十多歲的時(shí)候___________另外的……請(qǐng)?jiān)?多給我5分鐘的時(shí)間another+數(shù)字+n._____________________________數(shù)字+more+n._____________________________數(shù)字+n.+more_____________________________9.每，每隔every+基數(shù)詞+名復(fù)every+序數(shù)詞