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percent of them ____ students.A.is, is B.a(chǎn)re, is C.is, are【答案】C【解析】句意“我們城市志愿者的數(shù)量是3000人,其中50%是學生”?!皌he number of+主語”,表示“……的數(shù)量”,謂語動詞用單數(shù),排除B。百分數(shù)做主語時,謂語要和百分數(shù)后的名詞或代詞保持一致,此處為them,用復數(shù),故選C。點睛:a number of(大量的)+名詞復數(shù)+復數(shù)謂語;the number of(……的數(shù)量) +名詞復數(shù)+單數(shù)謂語26.____ 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??!膊弧籅. 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。27.—Linda, why _______ you late for school yesterday? —Because I woke up late.A.was B.were C.a(chǎn)re D.is【答案】B【解析】句意:——琳達,你昨天為什么上學遲到?——因為我醒晚了。根據(jù)時間狀語yesterday可知此處用一般過去時,主語是you,因此謂語用were,故選B。28.In this area, ___________ of the land ___________ covered with trees and flowers.A.two fifths。 are B.two fifth。 is C.two fifths, is D.two fifth。 are【答案】C【解析】句意:在這個地區(qū),五分之二的土地被樹木和鮮花覆蓋著??疾榉謹?shù)表達和主謂一致。英語中的分數(shù)表達,前面的基數(shù)詞表分子,后面的序數(shù)詞(復數(shù))表分母,可排除BD兩項。be+過去分詞表示被動語態(tài),two fifths of the land是單數(shù)第三人稱,系詞需用is。根據(jù)句意結(jié)構(gòu),可知選C。點睛:本句考查分數(shù)表達法。分數(shù)由分子和分母組成,分子用基數(shù)詞,分母用序數(shù)詞。分子超過1時,分母需用復數(shù)形式。分數(shù)做主語,關(guān)鍵是看它代指的名詞是什么形式。如果of后面是可數(shù)名詞單數(shù)形式或不可數(shù)名詞,則謂語動詞用單數(shù)形式(本題是單數(shù)名詞);如果of后面是可數(shù)名詞復數(shù)形式,則謂語動詞也用復數(shù)形式。29.______________ something wrong with my bike. Can I use yours?A.It is B.It was C.There is D.There was【答案】C【解析】【詳解】句意:我的自行車出毛病了。我可以用你的嗎?考查there be句型的用法。句型There is something wrong with sb/。根據(jù)下文“Can I use yours?”一般現(xiàn)在時,可知此句使用一般現(xiàn)在時,故排除D(一般過去時),用there is(一般現(xiàn)在時)。選C。30.—I can’t decide which shirt to choose.—_______ the blue one _______ the white one is OK. They look nice on you.A.Both, andB.Either, orC.Neither, nor【答案】B【解析】試題分析:句意:我還沒有決定選擇哪件襯衣。這件藍色或白色的都可以。它們穿在你身上都很好看。此題考查反連詞,A兩者都;B或者……或者;C兩者都不。根據(jù)句意,故選B??键c:考查連詞。