【正文】
打算下周去北京參加夏令營(yíng)。分子大于1時(shí),做分母的序數(shù)詞用復(fù)數(shù),因此五分之二的表達(dá)應(yīng)該是 two fifths,排除B,D;分?jǐn)?shù)后面的名詞為復(fù)數(shù)名詞students,根據(jù)主謂一致的原則,只能用are,故答案選 A。點(diǎn)睛:本題考查的知識(shí)點(diǎn)有分?jǐn)?shù)的表達(dá)和主謂一致,一般情況下,表示分?jǐn)?shù)時(shí),分子要用基數(shù)詞,分母要用序數(shù)詞,如果分子大于1,表示分母的序數(shù)詞要用復(fù)數(shù)形式,如:two thirds 三分之二。由“分?jǐn)?shù)或百分?jǐn)?shù)+名詞”構(gòu)成的短語(yǔ)作主語(yǔ)時(shí),其謂語(yǔ)動(dòng)詞的數(shù)要根據(jù)短語(yǔ)中后面名詞的數(shù)而定。如:60% of the students in our class are girls. 我們班60%的學(xué)生是女生。Two thirds of the apple is 。26.The boy is very brave.I ________ he ________ the tall tree.A.dare say。 dares to climbB.dare to say。 dare climbingC.dare saying。 dares climbD.dare to say。 dares climbed【答案】A【解析】句意“這個(gè)小男孩非常的勇敢,我敢說(shuō),他敢爬上那棵高的樹(shù)”。dare既可作情態(tài)動(dòng)詞,也可作實(shí)意動(dòng)詞。做情態(tài)動(dòng)詞時(shí),無(wú)人稱與數(shù)的變化,且空后用動(dòng)詞原形;做實(shí)意動(dòng)詞時(shí),有人稱和數(shù)的變化,用dare to do sth。第一空排除C。第二空即可寫成dare climb也可寫成dares to climb,故選A。27.____ my sister ____ I do well in our lessons. My mother is very proud of us.A.Neither, nor B.Either, or C.Not only, but also【答案】C【解析】句意“不但我妹妹,而且我也在課堂上表現(xiàn)的很好,我的媽媽以我們?yōu)轵湴痢薄!膊弧?;B. 或者……或者……;……而且……。根據(jù)My mother is very proud of us可知,我和我妹妹兩人表現(xiàn)的都很好,故選C。28.______of the students in our class ______ going to the summer camp in Beijing next week.A.Twofifths, are B.Secondfifths, areC.Twofifths, is D.Secondfifths, is【答案】A【解析】句意:我們班五分之二的學(xué)生將要去下周在北京的夏令營(yíng)。分?jǐn)?shù)的表達(dá)方式是:用基數(shù)詞+序數(shù)詞表示,如果分子大于1,分母則要用復(fù)數(shù)形式,所以Twofifths是正確的表達(dá)方式,分?jǐn)?shù)引導(dǎo)的短語(yǔ)作主語(yǔ),其謂語(yǔ)動(dòng)詞的數(shù)應(yīng)根據(jù)分?jǐn)?shù)后面的名詞students來(lái)確定。所以選用be動(dòng)詞的復(fù)數(shù)形式,故選A。點(diǎn)睛:全面總結(jié)一下分?jǐn)?shù)的表達(dá)方式:首先,分?jǐn)?shù)是由基數(shù)詞和序數(shù)詞構(gòu)成——分子用基數(shù)詞,分母用序數(shù)詞,分子超過(guò)“1”時(shí),分母用復(fù)數(shù)。1/4 可寫作a [one] fourth,也可寫作 a [one] quarter,分?jǐn)?shù)引導(dǎo)的短語(yǔ)作主語(yǔ),其謂語(yǔ)動(dòng)詞的數(shù)應(yīng)根據(jù)分?jǐn)?shù)后面的名詞來(lái)確定。29.Oh! Jennifer with her parents _________ dinner there.A.is having B.a(chǎn)re having C.have【答案】A【解析】句意:哦!珍妮和她的父母在那里吃晚飯。with連接并列主語(yǔ),謂語(yǔ)根據(jù)第一個(gè)主語(yǔ)來(lái)判斷,因?yàn)橹髡Z(yǔ)Jenny是第三人稱單數(shù),故謂語(yǔ)用第三人稱單數(shù),故選A。30._______ a big party in our school in two weeks.A.It is B.It will beC.There was D.There is going to be【答案】D【解析】【詳解】句意:在我們學(xué)校兩周之后將有一個(gè)大的聚會(huì)。根據(jù)句意可知,譯為“有”,用there be句型,排除A和B;且根據(jù)in two weeks可知,用一般將來(lái)時(shí),故選D。