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or,固定搭配,twelve,12,基數(shù)詞;twelfth,第12,序數(shù)詞,故選B。D.C.B.5.My family lives on ________________ floor of the building. A.二十世紀(jì)也就是第二十個(gè)世紀(jì),因此使用序數(shù)詞,序數(shù)詞前必須使用定冠詞the,故答案是B。D.C.B.. A. 【點(diǎn)評(píng)】考查數(shù)詞,注意millions of的用法。D.million ofB.million注意識(shí)記thousand的用法。thousand,千,其前有具體數(shù)詞修飾時(shí),用其單數(shù)形式,當(dāng)其前沒有具體數(shù)詞修飾時(shí),用其復(fù)數(shù)形式,且和of連用,thousands of,成千上萬,這里沒有具體數(shù)詞修飾,故選D。D.C.B.t wait to buy one in our town. A. 【點(diǎn)評(píng)】考查了基數(shù)詞與序數(shù)詞的辨析,注意,區(qū)分兩者。;fifth9;5;;five 9;5;;five 第九;5 ;fifth 第九;第五。ninth。ninth。nine。nine。children in my grandfather39。20202021年數(shù)詞經(jīng)典例題一、初中英語數(shù)詞1.There are 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。2.When Huawei P20 came out, ______ people couldn39。thousandthousandsthousand ofthousands of【答案】 D 【解析】【分析】句意:當(dāng)華為P20上市時(shí),成千上萬的人迫不及待地想在我們鎮(zhèn)上買一臺(tái)。 【點(diǎn)評(píng)】考查整數(shù)的表達(dá)。3.Did you know that the earth is home to ______ animals? A.millionsC.millions of【答案】 D 【解析】【分析】句意: 你知道地球是幾百萬動(dòng)物的家園嗎?millions of,固定搭配,幾百萬的;數(shù)詞+million,表示具體的……百萬,此時(shí)million是單數(shù)形式;空前沒有具體數(shù)詞,因此用millions of,故選D。4.The TV was invented around the twenty centurythe twentieth centurytwentieth centurytwenty century【答案】 B 【解析】【分析】句意電視大約是在二十世紀(jì)發(fā)明的。 【點(diǎn)評(píng)】考查數(shù)詞,注意序數(shù)詞再具體語境中的運(yùn)用。twelvethe twelfthtwelfththe twelve【答案】 B 【解析】【分析】句意:我家住在這棟樓的第20層。 【點(diǎn)評(píng)】考查序數(shù)詞用法,注意平時(shí)識(shí)記the+序數(shù)詞+floor。six thousandsB.six thousands ofD.數(shù)詞后thousand用單數(shù),thousands of,固定搭配,幾千個(gè),不與數(shù)字搭配;因此是six thousand或者thousands of,只有B對(duì),故選B。7.Every year, ________ books are given away to the poor children in the countryside. A.B.C.thousand和of 連用時(shí)要用復(fù)數(shù),thousands of,成千上萬的,固定短語,故選B。注意固定短語thousands of。Thirdfourthfifth【答案】 B 【解析】【分析】句意:一年有24個(gè)節(jié)氣。A: Third第三; B: fourth第四;