【正文】
。注意英語(yǔ)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。five五,基數(shù)詞;fifth第五,序數(shù)詞;fifty五十,基數(shù)詞;故選C。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。D.fifthB.five注意hundred,thousand和million等詞的使用規(guī)則。 ,hundred 后跟of 時(shí),應(yīng)用復(fù)數(shù),前面不能用基數(shù)詞, 故選A。eight hundreds of【答案】 A 【解析】【分析】句意:村子里大約有八百人。C.eight hundreds people in the village. A. 【點(diǎn)評(píng)】考查副詞,注意根據(jù)how often的語(yǔ)境選擇頻率副詞。The second【答案】 B 【解析】【分析】句意:——你多久和你妹妹去購(gòu)物?——一個(gè)月兩次。C.Twice28.—How often do you go shopping with your sister? —________ a month.A. 【點(diǎn)評(píng)】此題考查數(shù)詞和主謂一致。分子大于一的分母用復(fù)數(shù);故排除A和D;分?jǐn)?shù)修飾名詞做主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞與后面的名詞的數(shù)保持一致;apples是可數(shù)名詞復(fù)數(shù),故用動(dòng)詞原形。——我們最好快點(diǎn)吃掉其余的。D.two thirds, hastwothirds。twothird。gone bad. — Well, we39。27.— Dad, 【點(diǎn)評(píng)】考查數(shù)詞辨析。;;;。D.C.B.26.—How many American students came to visit your school yesterday? — Ten. Seven are from New York, and the other _____ are from Boston.A.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注意序數(shù)詞的拼寫(xiě)和用法。表示某人多少歲的生日,是第幾個(gè)生日,應(yīng)該用序數(shù)詞,第九十,ninetieth,故選B。C.ninetieths ______ birthday and we will have a celebration. A.d love to, but it39。 【點(diǎn)評(píng)】考查分?jǐn)?shù)詞的表達(dá)法。two thirds【答案】 D 【解析】【分析】句意:大約三分之二的工作將很快被完成。C.two threes of the work will soon be finished. A.23.Aboutmillion表示確數(shù)時(shí)也就是和具體的數(shù)字連用要用單數(shù),表示概數(shù)用millions of,five是具體的數(shù)字,因此用million,故選B。D.million ofB.millions22.The pany decided to spend about five 【點(diǎn)評(píng)】考查分?jǐn)?shù)的表示方法。分?jǐn)?shù)的表示方法:分子要用基數(shù)詞;分母要用序數(shù)詞,當(dāng)分子大于1時(shí),分母要用復(fù)數(shù)。fourth fifths【答案】 B 【解析】【分析】句意:九年級(jí)有300名學(xué)生。fourth fivefour fifthsfour five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.20.Mr. King bought his son a new bike as a gift for his根據(jù)句意可知,這里考查的是表示倍數(shù)的句型,twice在這里的意思是兩倍,twice as…as,表示是……的兩倍,并且修飾人口眾多時(shí)用形容詞large或big,因此是twice as large as,故選B。D.C.B. that