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oth兩者都;all全都。both和all都需用復(fù)數(shù)動(dòng)詞形式,和is不搭配,可排除CD兩項(xiàng)。根據(jù)OK,可知是肯定句,故選A。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. Do you like pop music? Yes, very much. But _____ my father _____ my mother likes it. They both like Beijing Opera.A.both, and B.either, or C.not only, but also D.neither, nor【答案】D【解析】【詳解】句意:——你喜歡流行音樂嗎?——是的,非常喜歡。但是我爸爸和媽媽都不喜歡。他們喜歡京劇??疾椴⒘羞B詞辨析。A. both, and兩者都…;B. either, or或者…或者…,表示兩者之一;C. not only, but also不但…而且…;D. neither, nor既不…也不…,表示兩者都不。根據(jù)下文They both like Beijing ,可知我爸爸和媽媽都不喜歡流行音樂;結(jié)合選項(xiàng)可知D選項(xiàng)符合題意, 故答案選D。15.Eighty percent of the students in this school ________ three to five times a week.A.exercises B.exercise C.exercising【答案】B【解析】【詳解】句意“在我們學(xué)校80%的學(xué)生一周鍛煉三到五次”。根據(jù)three to five times a week“一周三到五次”可知,用一般現(xiàn)在時(shí),排除C;“分?jǐn)?shù)或者百分?jǐn)?shù)+of+名詞”作主語,謂語與of后的名詞保持一致,即與students保持一致,students為復(fù)數(shù),故選B。16.—When will the railway that connects the two cities open?— next year. Only two thirds been built.A.Until。 has B.Until。 haveC.Not until。 has D.Not until。 have【答案】C【解析】【分析】【詳解】句意:連接這兩座城市的鐵路什么時(shí)候開通?明年才開通。這段鐵路只修了三分之二。until 直到……時(shí)候;根據(jù)句意可知,直到明年鐵路才能開通,因此應(yīng)該用否定形式not until,直到……時(shí)候,才……;第二個(gè)空前的主語是two thirds,意思是三分之二的鐵路,railway是單數(shù)形式,故動(dòng)詞也應(yīng)該用單數(shù),故選C。17.What do you think of the environment here, Mr. Wang?Wonderful! of the land covered with trees and grass.A.Two fifths。 is B.Two fifth。 is C.Two fifths。 are D.Two fifth。 are【答案】A【解析】句意:——你認(rèn)為這里的環(huán)境怎么樣?——棒極了!五分之二的陸地被樹木和草所覆蓋。根據(jù)選項(xiàng)可知,第一個(gè)空所缺的詞為分?jǐn)?shù);分?jǐn)?shù)的表達(dá)法為分子基數(shù)詞,分母序數(shù)詞,分子大于1,分母加s,所以五分之二的表達(dá)方法為two fifths,排除B,D;分?jǐn)?shù)后面的名詞為land,又知land意為“陸地,土地”,為不可數(shù)名詞,根據(jù)主謂一致的原則,所以第二個(gè)空缺處應(yīng)用is,故答案選A。點(diǎn)睛:“分?jǐn)?shù)或百分?jǐn)?shù)+名詞”等作主語時(shí),謂語動(dòng)詞的單復(fù)數(shù)形式取決于名詞,如果是單數(shù)名詞