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句型,排除A和B;且根據(jù)in two weeks可知,用一般將來時(shí),故選D。13.Peter with his classmates ____ for the bus when the earthquake happened.A.is waiting B.was waiting C.a(chǎn)re waiting D.were waiting【答案】B【解析】【詳解】句意:地震發(fā)生時(shí),彼得和同學(xué)正在等公共汽車。選項(xiàng)A/C是現(xiàn)在進(jìn)行時(shí);選項(xiàng)B/D是過去進(jìn)行時(shí)。根據(jù)when the earthquake happened. 地震發(fā)生時(shí)。彼得和同學(xué)正在等公共汽車。這一動(dòng)作正在發(fā)生,因此句子Peter with his classmates ____ for the bus應(yīng)該用過去進(jìn)行時(shí),排除A/C;又因?yàn)镻eter with his classmates中的with表示伴隨,因此本題的主語是Peter,為單數(shù),所以be動(dòng)詞用was。故選B。14.Now the number of students who bedrooms of their own getting larger and larger.A.has。are B.have。is C.has。is D.Have。are【答案】B【解析】句意:現(xiàn)在擁有自己臥室的學(xué)生越來越多。have動(dòng)詞,有;has動(dòng)詞三單,有。is是,動(dòng)詞單三形式;are是,主語為第一、二人稱,以及第三人稱復(fù)數(shù)。定語從句Now the number of students who____ bedrooms of their own中,students為先行詞,復(fù)數(shù)含義,所以定語從句謂語動(dòng)詞使用復(fù)數(shù)形式have。第二個(gè)空為be動(dòng)詞,其主語為the number(單數(shù)含義),所以be動(dòng)詞使用is。故選:B。點(diǎn)睛:the number of表示“……的數(shù)量”,跟復(fù)數(shù)名詞連用作主語時(shí),中心詞是number,謂語動(dòng)詞要用單數(shù)。 a number of表示“許多”,相當(dāng)于 many,修飾可數(shù)名詞復(fù)數(shù)。作主語時(shí),謂語動(dòng)詞用復(fù)數(shù)。15. students in our class going to the summer camp in Beijing next week.A.Two fifths。 is B.Second fifths。 areC.Second fifths。 is D.Two fifths。 are【答案】D【解析】【詳解】句意:我們班五分之二的學(xué)生打算下周去北京參加夏令營(yíng)。表達(dá)分?jǐn)?shù)時(shí),分子用基數(shù)詞,分母用序數(shù)詞,因此五分之二的表達(dá)應(yīng)該是two fifths,排除B,C;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D。【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)成的短語作主語時(shí),其謂語動(dòng)詞的數(shù)要根據(jù)短語中后面名詞的數(shù)而定。如:60% of the students in our class are 。Two thirds of the apple is 。16.Look , there a photo of my family and there four people in it.A.is 。 are B.a(chǎn)re 。 is C.be 。 are【答案】A【解析】句意:看,有一張我家人的照片,在上面有四個(gè)人。根據(jù)a photo單數(shù),可知用is;根據(jù)four people復(fù)數(shù),可知用are;故選A17.It’s said that ______ of the water around the world ______ polluted.A.two third。 has B.two thirds。 haveC.two third。 are D.two thirds。 is【答案】D【解析】試題分析:句意:據(jù)說世界上的三分之二的水被污染了。在英語中分子用基數(shù)詞表達(dá),分母用序數(shù)詞表達(dá)如果分子大于1,分母變復(fù)數(shù)。三分之二,two thirds。分?jǐn)?shù),作主語時(shí),根據(jù)其后接的詞而定,如果為不可數(shù)名詞,則相當(dāng)于單數(shù),如果其后接的為可數(shù)名詞復(fù)數(shù)形式,則相當(dāng)于復(fù)數(shù),根據(jù)句意及結(jié)構(gòu),故選D考點(diǎn):考查分?jǐn)?shù)的用法。