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即:前用it作形式主語,后用帶to的不定式作真實(shí)的主語。故選B。13.It is necessary for us students _____ the listening ability. A.to improveB.improvingC.improveD.improves【答案】A 【解析】【分析】句意:對(duì)于我們學(xué)生來說提高聽力能力是有必要的。it39。s +形容詞+for sb to do sth 做某事對(duì)于某人來說怎么樣 ,故答案為A?!军c(diǎn)評(píng)】考查不定式。掌握固定搭配it39。s +形容詞+for sb to do sth。14.When you leave, please turn off the lights energy.A.saveB.to saveC.savingD.saved【答案】 B 【解析】【分析】句意:當(dāng)你離開時(shí)請(qǐng)關(guān)燈以節(jié)約能源。動(dòng)詞不定式表示目的,結(jié)合句意,故選B。15.The policeman warned the man after drinking. A.not to driveB.to driveC.driving【答案】 A 【解析】【分析】句意:警察警告那個(gè)男人不要酒后駕駛。warn sb not to do sth,警告某人不要做某事,故選A。 【點(diǎn)評(píng)】考查不定式,注意warn sb not to do的用法。16.——Do you know the result of the ________ race?——Yes. The winner is a boy ________ Lin Feng from Class 4. A.100metres, calledB.100metre。 callingC.100metre。 calledD.100metres, calling【答案】C 【解析】【分析】 句意為:你知道100米比賽的結(jié)果嗎?知道。獲獎(jiǎng)?wù)呤莵碜?班的叫林峰的男孩。連字符號(hào)連接數(shù)詞和名詞,相當(dāng)于形容詞,這時(shí)名詞不用復(fù)數(shù)形式。分詞短語作后置定語,ed形式表示被動(dòng)意義,ing形式表示主動(dòng)意義。結(jié)合語境可知應(yīng)選C。【點(diǎn)評(píng)】考查形容詞的用法。17.Our teacher often tells us in the river. It39。s dangerous. A.not swimB.not to swimC.to swimD.swimming【答案】 B 【解析】【分析】句意:游泳是危險(xiǎn)的。題目中的 tell(告訴)是謂語,句子在連接第二個(gè)動(dòng)詞時(shí),需要用 to 來連接,將其非謂語化,既不 定式:to +動(dòng)詞原形。可以排除 A 和 D。所以可以推斷出老師是告訴我們不要去游泳。因此選擇不定式的否定形式,故答案為B。【點(diǎn)評(píng)】考查動(dòng)詞不定式,熟記固定搭配。18.I prefer the failure rather than my dream. A.experience。 to give upB.to experience。 give upC.experiencing。 giving up【答案】 B 【解析】【分析】句意:我寧愿經(jīng)歷失敗也不愿放棄我的夢(mèng)想??找唬琾refer to do rather than do寧愿做......而不愿做......,固定搭配,experience親身經(jīng)歷、感受,動(dòng)詞,因此是to experience;空二,rather than+動(dòng)詞原形,意為“寧愿……而不愿……”,give up,放棄,故選B。 【點(diǎn)評(píng)】此題考查固定短語prefer to do rather than do。19.—Do you have any plans for the holiday? —Yes, I39。m planning to travel to Jiuzhaigou. I39。m looking forward to the colourful lakesand amazing waterfalls.A.see1