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高中英语高考第2部分 第3讲 专题4数词 2021届人教版英语高考一轮复习同步课件
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这是一份高中英语高考第2部分 第3讲 专题4数词 2021届人教版英语高考一轮复习同步课件，共29页。PPT课件主要包含了重 温 真 题，ninth ，考 点 精 析，►框架结构图，考 点 集 训，is ，fourth ，twentieth ，to win ，four 等内容，欢迎下载使用。
1 重 温 真 题
2 考 点 精 析
3 考 点 集 训
单句语法填空1．(大纲全国Ⅱ)He missed the gld in the high jump, but will get _____ secnd chance in the lng jump.解析：在序数词前用a，则表示“再次，还有”之意。2．(东北师范大学附中模拟)I am still thankful t my uncle fr teaching me t ride a bike n my _________(nine) birthday.解析：句意：我依旧感谢叔叔在我九岁生日(第九个生日)时教我学会骑自行车。
►基数词的构成及作用1．常用基数词表
2.基数词构成歌诀1至12逐个记，13至19 teen结尾。20至90整十位，ty结尾是后缀。要是表示“几十几”，连字符十位连个位。若要表示“几百几”，hundred之后and立。若要用于复合形容词，连字符相连不加－s。
注意：(1)hundred, thusand, millin, billin等词前有基数词或several时，须用单数；与f连用时，用复数，但其前面不能再加数词。如：six hundred peplehundreds f peple(2)dzen前有具体数词修饰时，用单数，f可省略；当dzen后面接these, thse, them，us等词时，须先接f，再接这些词，但dzen仍不加－s；dzens f中的f不可省。scre用法和dzen相当，但f一般不省略。
several dzen pencilsdzens f studentsthree dzen f these eggstw dzen f themtw scre f eggsscres f bks
3．基数词的位置常位于anther，all之后，such，mre之前，可置于last，next，ther之前或之后。anther tw daysall the ten bksne mre appletw such penshis last tw days/his tw last days
4．基数词的句法功能(1)主语Three will be enugh.(2)宾语The city has a ppulatin f three millin.(3)表语The ppulatin f this city is nearly tw millin.(4)同位语They tw went t the cinema.(5)定语The river is abut eight miles lng.
►序数词的构成及作用1．常用序数词表
注意：21以上的多位数词，只将末位数变为序数词，前面的其他位数仍用基数词。如：21st→twenty－first；22nd→twenty－secnd；33rd→thirty－third；100th→ne hundredth
2．序数词的句法功能(1)定语the first day f the weekmy first visit t Beijing(2)表语Yu are the first t leave.(3)主语The secnd was even wrse.
(4)同位语Tm, the first, is here.(5)宾语D yu prefer the first r the secnd?注意：①序数词前一般要加定冠词the或形容词性物主代词。This is the first ne.This is her secnd visit t Japan.②序数词前有时可用不定冠词a，此时不强调顺序。“a＋序数词”相当于anther，表示“又一个，再一个”。Yu'd better try a third time.
►数词的应用1．用于构成分数、百分数、小数ne thirdtw thirds/tw－thirdstw－fifths f the studentsthirty percent f the watersix pint fur注意：表示几分之几(或百分之几)的人或物时，须在分数(或百分数)和人或物之间加f。若充当主语，谓语动词的数应与f后面的名词的数保持一致，如：Seventy percent f her incme was spent n clthes.
2．倍数表达法(1)A＋谓语＋倍数＋as＋原级＋as＋BThe bag is twice as big as that ne.(2)A＋谓语＋倍数＋as many/much＋名词＋as＋BI have twice as many bks as he (des)．(3)A＋谓语＋倍数＋比较级＋than＋BThis classrm is three times bigger than urs.(4)A＋谓语＋倍数＋the size(width/length/height/depth等)＋f＋BYur piece f bread is three times the size f mine.
(5)A＋谓语＋倍数＋what＋从句The utput f cars in 2017 was five times what it was in 2016.(6)A＋谓语＋＋倍数，表示“增加或减少了多少倍”The prductin has increased by fur times this year.注意：表达倍数时，常用half表示“一半”，用duble或twice表示“两倍”，用times表示三或三倍以上。
3．日期的表达(1)某年：in＋数字in 2018(2)某月：in＋月份in May(3)某年某月：in＋月＋年in May, 2018(4)某年某月某日：n＋月＋日/n＋日＋月，＋年n May 1(st)/1(st) May,2018
4．时刻的表达twenty－ne past/after eight或eight twenty－nefur t/f nine或eight fifty－sixhalf past eight或eight thirtya quarter t/f ten或nine frty－five5．年代的表达the early 1920s/1920'sthe early twentiesthe mid－eighties
6．其他特殊表达(1)表示“每一段时间”或“每隔……”every three days/every furth dayevery ther dayevery few days(2)表示年龄in ne's teensin ne's twenties
at the age f 17He is twenty years ld.He is a man f twenty.He is a twenty－year－ld man.(3)用于习语中ne at a timene by neten ut f ten
►书面表达中数词易错点聚焦1．数词的拼写错误furty(误)→frty(正)ninty(误)→ninety(正)nineth(误)→ninth(正)twentith(误)→twentieth(正)twentiety－first(误)→twenty－first(正)three fifth(误)→three fifths(正)the 2th f February (误)→the 2nd f February(正)One Thusand One Nights (误)→One Thusand andOne Nights (正)
2．特殊表达中的错误every ther days(误)→every ther day(正)in his tens(误)→in his teens(正)several dzens f them (误)→several dzen f them (正)mre tw days (误)→tw mre days/anther tw days(正)Yu'd better try the third time.(误)→Yu'd better try a third time.(正)
Ⅰ.单句语法填空1．There ______(be) ne desk and three chairs in the rm.2．—What's the date tday?—It's the __________(fur) f July.3．There are buses t the statin every _____________(twenty) minute.4．She was the first wman __________(win) the gld medal in the Olympic Games.5．In rder t find a better jb, he decided t study _____ secnd freign language.
Ⅱ.语法填空(数词专练)There are 1.________ seasns in a year：spring, summer, autumn and winter. A year can als be divided int 2.__________ mnths. Each mnth is divided int 3._________ perids: the first, the middle and the last ten－day perid. Mther's Day falls n the 4.__________ Sunday f May while Father's Day n the 5._________ Sunday f June every year. The 6.___________ mnth f the year is December. There are 7._____________ cmplete weeks plus an extra day, r 8._______ in a year because there are 9.________________________________ days in a cmmn year but 10._______________________________ days in a leap year.
three hundred and sixty－five
three hundred and sixty－six
1 重 温 真 题
2 考 点 精 析
3 考 点 集 训
单句语法填空1．(大纲全国Ⅱ)He missed the gld in the high jump, but will get _____ secnd chance in the lng jump.解析：在序数词前用a，则表示“再次，还有”之意。2．(东北师范大学附中模拟)I am still thankful t my uncle fr teaching me t ride a bike n my _________(nine) birthday.解析：句意：我依旧感谢叔叔在我九岁生日(第九个生日)时教我学会骑自行车。
►基数词的构成及作用1．常用基数词表
2.基数词构成歌诀1至12逐个记，13至19 teen结尾。20至90整十位，ty结尾是后缀。要是表示“几十几”，连字符十位连个位。若要表示“几百几”，hundred之后and立。若要用于复合形容词，连字符相连不加－s。
注意：(1)hundred, thusand, millin, billin等词前有基数词或several时，须用单数；与f连用时，用复数，但其前面不能再加数词。如：six hundred peplehundreds f peple(2)dzen前有具体数词修饰时，用单数，f可省略；当dzen后面接these, thse, them，us等词时，须先接f，再接这些词，但dzen仍不加－s；dzens f中的f不可省。scre用法和dzen相当，但f一般不省略。
several dzen pencilsdzens f studentsthree dzen f these eggstw dzen f themtw scre f eggsscres f bks
3．基数词的位置常位于anther，all之后，such，mre之前，可置于last，next，ther之前或之后。anther tw daysall the ten bksne mre appletw such penshis last tw days/his tw last days
4．基数词的句法功能(1)主语Three will be enugh.(2)宾语The city has a ppulatin f three millin.(3)表语The ppulatin f this city is nearly tw millin.(4)同位语They tw went t the cinema.(5)定语The river is abut eight miles lng.
►序数词的构成及作用1．常用序数词表
注意：21以上的多位数词，只将末位数变为序数词，前面的其他位数仍用基数词。如：21st→twenty－first；22nd→twenty－secnd；33rd→thirty－third；100th→ne hundredth
2．序数词的句法功能(1)定语the first day f the weekmy first visit t Beijing(2)表语Yu are the first t leave.(3)主语The secnd was even wrse.
(4)同位语Tm, the first, is here.(5)宾语D yu prefer the first r the secnd?注意：①序数词前一般要加定冠词the或形容词性物主代词。This is the first ne.This is her secnd visit t Japan.②序数词前有时可用不定冠词a，此时不强调顺序。“a＋序数词”相当于anther，表示“又一个，再一个”。Yu'd better try a third time.
►数词的应用1．用于构成分数、百分数、小数ne thirdtw thirds/tw－thirdstw－fifths f the studentsthirty percent f the watersix pint fur注意：表示几分之几(或百分之几)的人或物时，须在分数(或百分数)和人或物之间加f。若充当主语，谓语动词的数应与f后面的名词的数保持一致，如：Seventy percent f her incme was spent n clthes.
2．倍数表达法(1)A＋谓语＋倍数＋as＋原级＋as＋BThe bag is twice as big as that ne.(2)A＋谓语＋倍数＋as many/much＋名词＋as＋BI have twice as many bks as he (des)．(3)A＋谓语＋倍数＋比较级＋than＋BThis classrm is three times bigger than urs.(4)A＋谓语＋倍数＋the size(width/length/height/depth等)＋f＋BYur piece f bread is three times the size f mine.
(5)A＋谓语＋倍数＋what＋从句The utput f cars in 2017 was five times what it was in 2016.(6)A＋谓语＋＋倍数，表示“增加或减少了多少倍”The prductin has increased by fur times this year.注意：表达倍数时，常用half表示“一半”，用duble或twice表示“两倍”，用times表示三或三倍以上。
3．日期的表达(1)某年：in＋数字in 2018(2)某月：in＋月份in May(3)某年某月：in＋月＋年in May, 2018(4)某年某月某日：n＋月＋日/n＋日＋月，＋年n May 1(st)/1(st) May,2018
4．时刻的表达twenty－ne past/after eight或eight twenty－nefur t/f nine或eight fifty－sixhalf past eight或eight thirtya quarter t/f ten或nine frty－five5．年代的表达the early 1920s/1920'sthe early twentiesthe mid－eighties
6．其他特殊表达(1)表示“每一段时间”或“每隔……”every three days/every furth dayevery ther dayevery few days(2)表示年龄in ne's teensin ne's twenties
at the age f 17He is twenty years ld.He is a man f twenty.He is a twenty－year－ld man.(3)用于习语中ne at a timene by neten ut f ten
►书面表达中数词易错点聚焦1．数词的拼写错误furty(误)→frty(正)ninty(误)→ninety(正)nineth(误)→ninth(正)twentith(误)→twentieth(正)twentiety－first(误)→twenty－first(正)three fifth(误)→three fifths(正)the 2th f February (误)→the 2nd f February(正)One Thusand One Nights (误)→One Thusand andOne Nights (正)
2．特殊表达中的错误every ther days(误)→every ther day(正)in his tens(误)→in his teens(正)several dzens f them (误)→several dzen f them (正)mre tw days (误)→tw mre days/anther tw days(正)Yu'd better try the third time.(误)→Yu'd better try a third time.(正)
Ⅰ.单句语法填空1．There ______(be) ne desk and three chairs in the rm.2．—What's the date tday?—It's the __________(fur) f July.3．There are buses t the statin every _____________(twenty) minute.4．She was the first wman __________(win) the gld medal in the Olympic Games.5．In rder t find a better jb, he decided t study _____ secnd freign language.
Ⅱ.语法填空(数词专练)There are 1.________ seasns in a year：spring, summer, autumn and winter. A year can als be divided int 2.__________ mnths. Each mnth is divided int 3._________ perids: the first, the middle and the last ten－day perid. Mther's Day falls n the 4.__________ Sunday f May while Father's Day n the 5._________ Sunday f June every year. The 6.___________ mnth f the year is December. There are 7._____________ cmplete weeks plus an extra day, r 8._______ in a year because there are 9.________________________________ days in a cmmn year but 10._______________________________ days in a leap year.
three hundred and sixty－five
three hundred and sixty－six
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