【正文】
母用序數(shù)詞,當(dāng)分子大于一時(shí),分母用復(fù)數(shù)。 【點(diǎn)評(píng)】此題考查分?jǐn)?shù)和主謂一致。7.There are s family. They live on thefive。fifth。five。fifth。他們住在九樓。 【點(diǎn)評(píng)】此題考查數(shù)詞。8.Most of the doctors in this hospital were born ________, and they are ________now. A. in their fiftiesB. in the fiftiethC. in fiftiethin the 1970s。in the+四位數(shù)的整數(shù)復(fù)數(shù)形式,在……世紀(jì)……年代,in one39。 【點(diǎn)評(píng)】考查數(shù)詞,注意表示世紀(jì)和年齡的用法。s about ________________ kilometers from Nanchong to Chengdu. A.B.C.D.由句意可知,這里說的是“兩百公里”two是基數(shù)詞表示確切的數(shù)字,不能用百、千的復(fù)數(shù)形式,“two hundred”;但當(dāng)基數(shù)詞表示不確切數(shù)字,百、千后就要用復(fù)數(shù)形式,如“hundreds of”,故選C。10.SixteenyearoldB.SixteenyearoldsD.sixteenyearolds: 十六歲的孩子(青少年),是名詞性短語;sixteenyearold:通常只做形容詞用,十六歲的;sixteen years old:十六歲。 【點(diǎn)評(píng)】考查數(shù)詞和名詞的用法。11.September is the _____month of a year. A.eighthC.tenth【答案】 C 【解析】【分析】句意:九月是一年的第九個(gè)月。根據(jù)句意,可知九月是一年的第九個(gè)月,故選C。理解句意,然后判斷出正確的答案。fiveB.fifthD.此處考查分?jǐn)?shù)的表達(dá)方法,分?jǐn)?shù)詞是以基數(shù)詞和序數(shù)詞合成的,基數(shù)詞代表分子,序數(shù)詞代表分母。five五,基數(shù)詞;fifth第五,序數(shù)詞;fifty五十,基數(shù)詞;故選C。注意英語中分?jǐn)?shù)詞是以基數(shù)詞和序數(shù)詞合成的,基數(shù)詞代表分子,序數(shù)詞代表分母。13.The insurance pany paid Mr Li two___________ dollars for his stolen vase. A.millionsC.millions of【答案】 A 【解析】【分析】句意:保險(xiǎn)公司付給李先生兩百萬美元為了他被偷來的花瓶。two,2,是基數(shù)詞,所以用million,故選A。14._________ of the teachers are women in our school. A.B.C.D.表達(dá)分?jǐn)?shù)時(shí),分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時(shí),分母用復(fù)數(shù)。 【點(diǎn)評(píng)】考查分?jǐn)?shù)表達(dá),注意平時(shí)識(shí)記其表達(dá)規(guī)則。fortiesfortieththe fortiethforty【答案】 A 【解析】【分析】句意:——你聽說過二胎政策嗎?——當(dāng)然,并且我知道許多夫婦在40歲的時(shí)候生嬰兒。 【點(diǎn)評(píng)】考查介詞短語,注意in one39。16.Basketball is so exciting that ______ people play it for fun. A.B.C.D.表達(dá)確切數(shù)字時(shí)用基數(shù)詞+million,表示幾百萬;表達(dá)非確切數(shù)字時(shí)用millions of,數(shù)百萬,故選D。17.This cinema can offerthousandthousandsthousand ofthousands of【答案】 D 【解析】【分析】句意:這家電影院能為觀眾提供數(shù)成千上萬個(gè)座位。 【點(diǎn)評(píng)】考查數(shù)詞thousand的用法。18.Ten years ago the population of our village wasas twice large astwice as large astwice as much asas twice much as【答案】 B 【解析】【分析】句意:十年前,我們村子的人口是他們的兩倍。 【點(diǎn)評(píng)】考查倍數(shù)的表達(dá)方式。 guests sank in the Tigris River in central