【正文】
s forties的用法。根據(jù)短語in their forties,在四十多歲,可知比較符合句意,故選A。D.C.B.30.—Have you heard of the TwoChild policy? —Of course. And I know many couples have new babies in their ______.A.the number of...謂語動詞單三式,a number of...謂語動詞復(fù)數(shù)形式,根據(jù)is排除C和D選項(xiàng),one fourth,固定搭配,4分之1,分子用基數(shù)詞分母用序數(shù)詞 , 故選B。D.The number,one fourthC.of the teachers in our school is 118, ______of them are women teachers A.29. 【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)識那個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......,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】考查數(shù)詞,準(zhǔn)確掌握數(shù)詞的寫法。A第十二;B十二;C二十;D三十,根據(jù)It39?!挥弥?!還有20分鐘。D.twentyB.twelfths still _________ minutes left. It39。clock. —Don39。注意序數(shù)詞的拼寫和用法。表示某人多少歲的生日,是第幾個生日,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。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(jì)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.23.The total number of the citizens in the city has increased to over four _________ this year. A. 【點(diǎn)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.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用形容詞large或big,因此是twice as large as,故選B。D.C.B.