【正文】
s fifties。 【點(diǎn)評】考查數(shù)詞的用法及固定搭配。in one39??栺R克思在他五十多歲時(shí)開始學(xué)習(xí)英語。D.C.B.s never too old to learn. Karl Marx began to learn English in his ________. A. 【點(diǎn)評】考查數(shù)學(xué)詞表達(dá),注意平時(shí)識(shí)記。表示確切數(shù)字時(shí)用基數(shù)詞+thousand,表示非確切數(shù)字時(shí)用thousands of。D.C.B.29.There are about two ________ students in the newly built school. A. 【點(diǎn)評】此題考查定語從句和序數(shù)詞。他說這是他第五次到法國訪問。 fifth【答案】 A 【解析】【分析】句意:——你認(rèn)識(shí)那個(gè)三月分訪問法國的人嗎?——是的。D./。 fiveB.who。 【點(diǎn)評】考查基數(shù)詞和序數(shù)詞,注意基數(shù)詞和序數(shù)詞之間的用法區(qū)別。表示幾號(hào)樓,如果先說building,那么后面的數(shù)字使用基數(shù)詞,如果數(shù)字在前就是用序數(shù)詞。D.C.B.27.—What should we do now, Mr. Wang? —Please go to Building ________ to wele the ________ new teacher.A.A基數(shù)詞,二,B兩次,頻率副詞,C序數(shù)詞,第二,D第二個(gè)......,根據(jù) How often,可知提問頻率,故用表示次數(shù)的詞,故選B。D.SecondB.Two 【點(diǎn)評】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后,她三十多歲生了二胎。C.thirties25.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)入山谷和看見蝴蝶之間是并列關(guān)系,因此用when, 當(dāng)……時(shí),while表對比,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. when24.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】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)修飾名詞做主語時(shí),謂語動(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?!覀冏詈每禳c(diǎn)吃掉其余的。D.two thirds, hastwothirds。twothird。gone bad. — Well, we39。23.— Dad, 【點(diǎn)評】考查數(shù)詞辨析。;;;。D.C.B.22.—How many American students came to visit your school yesterday? — Ten. Seven are from New York, and the other _____ are from Boston.A. 【點(diǎn)評】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。21.—Hi, Jack! What about playing soccer after school? —I39。 【點(diǎn)評】此題考查數(shù)詞。millions of【答案】 A 【解析】【分析】句意:這個(gè)城市市民總數(shù)今年已經(jīng)增長到了四百萬。a milli