【正文】
7.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。ll celebrate the National Day this year. —That39。seventyB.seventieth【答案】 C 【解析】【分析】句意:——今年我們將慶祝第七十個(gè)國慶節(jié)。基數(shù)詞;,基數(shù)詞;,序數(shù)詞。 【點(diǎn)評(píng)】考查數(shù)詞用法,注意平時(shí)識(shí)記其區(qū)別。ten million often millionsmillion ofmillions of【答案】 D 【解析】【分析】句意:2010年,來自世界各地的數(shù)百萬人來到上海觀看世博會(huì)。ten10,基數(shù)詞,所以用ten million,排除A、B,故選D。10.It39。fifthfivefifthsthe five【答案】 A 【解析】【分析】句意:A序數(shù)詞,第五,B基數(shù)詞,五,根據(jù)the定冠詞可知,定冠詞后是序數(shù)詞,故選A。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。hundreds。hundred。hundreds of。hundred of。hundred和數(shù)字連用用單數(shù),兩百是two hundred,學(xué)生和邀請(qǐng)之間是被動(dòng)關(guān)系,用被動(dòng)語態(tài),根據(jù)可知是一般過去時(shí),所以用一般過去時(shí)的被動(dòng)語態(tài),一般過去時(shí)的被動(dòng)語態(tài)是was/were+及物動(dòng)詞的過去分詞,students是復(fù)數(shù),用 were invited,故答案為B。注意hundred和數(shù)字連用時(shí)用單數(shù)。clock. It39。nineninthtwelvetwelfth【答案】 A 【解析】【分析】句意:——上學(xué)的晚上你通常什么時(shí)候睡覺?——大約9點(diǎn)。nine九,是基數(shù)詞;ninth第九,是序數(shù)詞;twelve十二,是基數(shù)詞;twelfth第十二,是序數(shù)詞。clock此處表示鐘點(diǎn),用基數(shù)詞,排除BD兩項(xiàng)。s healthy to fall asleep before 10 ,10點(diǎn)之前睡覺是健康的,因此他在9點(diǎn)睡覺,故答案選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。s family and he is the child of the family. A. fifthB. fiveC. fiveD. fifth【答案】 A 【解析】【分析】句意:我外公家有9個(gè)孩子,并且他是第五個(gè)孩子。根據(jù)第一個(gè)空可知,此處填入基數(shù)詞,答案為nine,第二個(gè)空填入序數(shù)詞,答案為fifth,故選A。16.How to read 85, 626 in English? A.eightyfive thousand, six hundred and twentysixC.eightyfive thousands, six hundred and twentysix【答案】 B 【解析】【分析】句意:用英語怎樣讀85, 626?英語數(shù)學(xué)詞的讀法是:從右往左每三個(gè)數(shù)字是一組,用逗號(hào)隔開,從右往左第一個(gè)逗號(hào)讀hundred,百位和十 位間用and連接,所以讀作eightyfive thousand, six hundred and twentysix,故選B。17.—Have you heard of the TwoChild policy? —Of course.