【正文】
案】 C 【解析】【分析】句意:在我們學(xué)校三分之二的老師是女老師。Two thirdsTwo threesTwo thirdin the+四位數(shù)的整數(shù)復(fù)數(shù)形式,在……世紀(jì)……年代,in one39。 in fiftiethB. in their fifties根據(jù)常識可知七月是一年中第七個(gè)月,所以用序數(shù)詞seventh,故選C。D.C.B.12.—Which month of the year do you like best? — July, the _________ month, because summer vacation begin in this month.A.空格前有定冠詞the與可數(shù)名詞單數(shù)month,要用序數(shù)詞。C.B.11.There are 24 solar terms in a year. Grain Rain often starts in April, the ________ month of the year. A. fourfive【答案】 C 【解析】【分析】句意:現(xiàn)在大量的人更喜歡華為手機(jī),并且大約他們中的五分之四是成年人。a number of。 fourfifths 【點(diǎn)評】此題考查數(shù)詞用法。thousands of 【點(diǎn)評】 考查形容詞最高級,注意the+序數(shù)詞+最高級的用法。fourth【答案】 B 【解析】【分析】句意:—— 靳東高速火車站是湖北省第二大的嗎?——是的,當(dāng)然。C.8.— Is Dongjin Highspeed Railway Station the twelfth。twelve。twelfth。twelve。故選C。D.C.B.6.There are ______________ months in a year. December is the ______________ month of a year. A.根據(jù)題干中的two與選項(xiàng)中的hundred可知此題考查確切數(shù)量的表達(dá)方式,hundred要用單數(shù)形式;students與invite存在動(dòng)賓關(guān)系,此處要用被動(dòng)語態(tài),由lasthundred。 【點(diǎn)評】考查序數(shù)詞用法,注意平時(shí)識記the+序數(shù)詞+floor。 【點(diǎn)評】考查分?jǐn)?shù),注意分子是基數(shù)詞,分母是序數(shù)詞,分子大于一,分母加s的用法。Second three3.______ of the students in our school are boys. A.millions2.Did you know that the earth is home to ______ animals? A.in the 1870s十九世紀(jì)七十年代;in one39。數(shù)詞知識點(diǎn)歸納與練習(xí)一、初中英語數(shù)詞1._______, when Marx was already _______, he found it was important to study the situation in Russia, so he began to learn Russian. A.In the 1870s, in fiftiesIn the 1870s, in his fifties【答案】 D 【解析】【分析】句意:在十九世紀(jì)七十年代,馬克思已經(jīng)五十歲了,他覺得研究俄國的形勢很重要,便開始學(xué)習(xí)俄語。掌握時(shí)代的表達(dá)方式。B.million of 【點(diǎn)評】考查數(shù)詞,注意millions of的用法。B.Two thirds分?jǐn)?shù)詞是分子是基數(shù)詞,分母是序數(shù)詞,分子大于一,分母加s,因此二分之一是two thirds,故選C。表示第幾層,用the+序數(shù)詞+floor,固定搭配,twelve,12,基數(shù)詞;twelfth,第12,序數(shù)詞,故選B。 students were invitedB. invited【答案】 B 【解析】【分析】句意:上周五有200名學(xué)生被邀請參加開幕式。注意確切數(shù)量與不確切數(shù)量在表達(dá)上的不同。根據(jù)基數(shù)詞表示數(shù)量以及months是名詞復(fù)數(shù)可知,第一個(gè)空應(yīng)填基數(shù)詞twelve;根據(jù)序數(shù)詞表示順序以及month是名詞單數(shù)可知,第二個(gè)空應(yīng)用序數(shù)詞twelfth。