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名詞復(fù)數(shù),排除A、C, 所以用序數(shù)詞fourth, 序數(shù)詞前常常加the ,故選D。9.We are proud of our country. The year 2019 is her ____ birthday. A.the seventyC.seventieth【答案】 D 【解析】【分析】句意:我們?yōu)槲覀兊膰腋械津湴?。表示幾歲的生日,要用序數(shù)詞,因此排除A、B;又因前面有物主代詞her,因此不用加定冠詞,故選D。10.Our country is nearly ll celebrate its seventy, seventyB.seventieth, seventyseventieth, seventieth【答案】 B 【解析】【分析】句意:我們的國家接近70歲了,我們將在2019年10月1日全國慶祝它的第七十個(gè)生日。表達(dá)幾歲時(shí)用基數(shù)詞+year(s)+old,表達(dá)幾歲生日時(shí)用one39。 【點(diǎn)評】考查數(shù)詞表達(dá),注意平時(shí)識記固定搭配,理解句意。 should not be allowed to drive. A.Sixteen years oldC.Sixteen year olds【答案】 C 【解析】【分析】句意:16歲的青少年不允許開車。結(jié)合句意,故答案為C。注意識記名詞sixteenyearolds。s go and____________ them., join, be a member of thousand, take part in, be in【答案】A 【解析】【分析】句意:——2020年奧運(yùn)會將需要幾千名志愿者。thousands of,幾千,join sb,加入,和某人一起,故選A。13.There are children in my grandfather39。nine。nine。ninth。ninth。;fifth9;5;;five 9;5;;five 第九;5 ;fifth 第九;第五。 【點(diǎn)評】考查了基數(shù)詞與序數(shù)詞的辨析,注意,區(qū)分兩者。Two thirdTwo threesTwo thirdsTwo【答案】 C 【解析】【分析】句意:在我們學(xué)校三分之二的老師是女老師。三分二,二是分子,所以用基數(shù)詞two,三是分母,所以用序數(shù)詞third,分子二大于一,所以分母third用復(fù)數(shù)thirds,所以三分之二用two thirds,故選C。15.— It39。s her _____ time to get the first prize.A.sixthC.the sixth【答案】 B 【解析】【分析】句意:——很高興聽到杰西J最終獲得了歌手之王。根據(jù)句意可知此句需要序數(shù)詞,因前面有物主代詞her,定冠詞the要省略,故選B。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.Last week, five ____ students took part in the sports meeting in our school A.B.C.D.根據(jù)句子前面有five,可知hundred后面不加s,hundreds of和thousands of前面不用數(shù)詞修飾,故選B。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】考查倍數(shù)的表達(dá)方式。 guests sank in the Tigris River in central Baghdad late on Thursday, leaving at least eight