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分子大于1時,分母需要用復(fù)數(shù)。 【點評】考查分?jǐn)?shù)的表達(dá)方法。 分子大于1時,分母需要用復(fù)數(shù)。fifty【答案】 C 【解析】【分析】句意:在烏克蘭,五分之一的人口是俄羅斯人。C.fiveth30.In the Ukraine(烏克蘭), a ________ of the population are Russia speakers. A.表示確切數(shù)字時用基數(shù)詞+million,幾百萬;表示非確切數(shù)字時用millions of,數(shù)百萬的,固定搭配,故選B。D.C.B.s got ______________ them. A.注意定語從句的關(guān)系詞的使用和序數(shù)詞的用法。第一句是含有定語從句的主從復(fù)合句,先行詞指人,在句中作主語,關(guān)系詞用who或that,某人第幾次做某事用序數(shù)詞,故選A。他是我們的總統(tǒng)。which。 fiveC.that。 fifth28.—Do you know the man ________ visited France in March? —Yes. He is our president. He said it was his ________ visit to France.A.s just 7:,故選C。才7點40。thirty【答案】 C 【解析】【分析】句意:——快點!火車將在8點鐘到達(dá)。C.twelves just 7:40.A.t worry! There39。27.—Hurry up! The train will arrive at 8 o39。在20世界80年代,固定搭配,in the 1980s,his是限定詞,其后是序數(shù)詞,故選D。the 1980s, first【答案】 D 【解析】【分析】句意:倫納德20世紀(jì)80年代出生于洛杉磯。1980s, firstthe 1980s, the first1980, the first注意hundred,thousand,million的使用規(guī)則。million意思是百萬,當(dāng)和具體數(shù)字連用時,不加s,后面也不加of; 而millions of意思是數(shù)以百萬計的,固定短語;前面有具體數(shù)字four,四,因此用million,故選A。D.C.B.25.The total number of the citizens in the city has increased to over four _________ this year. A. 【點評】考查分?jǐn)?shù)的表達(dá)方式。covered分?jǐn)?shù)的分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時,分母用復(fù)數(shù),因此四分之三,threefourths。threefourth。three fourths。threefourth。注意分?jǐn)?shù)由基數(shù)詞和序數(shù)詞構(gòu)成,分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時,分母用復(fù)數(shù)。分?jǐn)?shù)的表達(dá):分?jǐn)?shù)由基數(shù)詞和序數(shù)詞構(gòu)成,分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時,分母用復(fù)數(shù),因此三分之二的英文是 two thirds;in the 2000s,表示21世紀(jì),故選A。two thirds。two third。two threes。two thirds。 of the students in our class were born in the注意序數(shù)詞的用法。第九,應(yīng)用序數(shù)詞ninth,且前面有物主代詞his修飾,所以不能加定冠詞the,故選B。D.C.B. birthday. A.22.Mr. King bought his son a new bike as a gift for his根據(jù)可數(shù)名詞復(fù)數(shù)guests和 at least eight people dead and several others ,而其他幾個人失蹤 ,可知總?cè)藬?shù)不確定,因此用固定搭配dozens of,幾十,數(shù)詞的復(fù)數(shù)形式+of,表示概數(shù),故選A。D.C.B. guests sank in the Tigris River in central Baghdad late on Thursday, leaving at least eight people dead and several others missing. A.注意表示確定數(shù)量與不確定數(shù)量的用法。表示確定數(shù)量要用thousand 的單數(shù),不能