【正文】
。 【點(diǎn)評(píng)】考查時(shí)代的表達(dá)方式和固定短語(yǔ)。in the 1870s十九世紀(jì)七十年代;in one39。D.In 1870s, in fiftiesC.30._______, when Marx was already _______, he found it was important to study the situation in Russia, so he began to learn Russian. A.因?yàn)閠eacher是單數(shù),因此不是五位老師,是第五位老師,應(yīng)使用序數(shù)詞,故答案是B。Twelfth, five【答案】 B 【解析】【分析】句意:——現(xiàn)在我們應(yīng)該做什么,王老師?——去十二號(hào)樓接待第五位新老師。Twelve, fiveTwelve, fifthTwelfth, fifth 【點(diǎn)評(píng)】考查整十?dāng)?shù)的復(fù)數(shù),注意整十?dāng)?shù)的復(fù)數(shù)的使用場(chǎng)合。s+整十?dāng)?shù)的復(fù)數(shù),表示在某人幾十多歲時(shí)。the thirtieth【答案】 B 【解析】【分析】句意:政府的二胎政策放開(kāi)后,她三十多歲生了二胎。C.thirties28.After the government carried out the twochild policy, she had a second child in her________. A.數(shù)詞+hundred,幾百,用hundred 的單數(shù)形式,hundreds of,好幾百,不和數(shù)詞搭配,故排除B和D;進(jìn)入山谷和看見(jiàn)蝴蝶之間是并列關(guān)系,因此用when, 當(dāng)……時(shí),while表對(duì)比,until與not連用,if表假設(shè),均不符題意,故選A。 if【答案】 A 【解析】【分析】句意:在云南省,有一個(gè)以蝴蝶聞名的山谷。D. untilC. whileB. when27.In Yunnan province, there is a valley famous for its butterflies. You will see over four _______kinds of butterflies flying around ________ you get into the valley. 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。26.— Dad, 【點(diǎn)評(píng)】考查數(shù)詞。nintieth【答案】 B 【解析】【分析】句意:——嗨,杰克!放學(xué)后踢足球怎么樣?——我很樂(lè)意,但今天是我祖父的九十歲生日,我們要慶祝一下。B.ninetiths my grandfather39。25.—Hi, Jack! What about playing soccer after school? —I39。分?jǐn)?shù)詞的表達(dá)法是,分子是基數(shù)詞,分母是序數(shù)詞,當(dāng)分子大于1的時(shí)候,分母要用復(fù)數(shù),三分之二,two thirds,故選D。D.two threeB.two third 【點(diǎn)評(píng)】考查倍數(shù)的表達(dá),注意倍數(shù)+as+形容詞+as的用法。three times more cars than【答案】 B 【解析】【分析】句意:在引進(jìn)新設(shè)備后.我們的工廠在2004年的產(chǎn)量是前一年的三倍。three times as many carsC. in 2004 as the year before. A.23.Having introduced the new equipment, our factory turned out 【點(diǎn)評(píng)】考查序數(shù)詞。the nine【答案】 B 【解析】【分析】句意:Mr. King給他兒子買了一輛新自行車作為他第九個(gè)生日的禮物。the ninthninthnine 【點(diǎn)評(píng)】考查數(shù)詞