【正文】
是動(dòng)詞短語(yǔ)作主語(yǔ),動(dòng)詞短語(yǔ)作主語(yǔ)時(shí),常用it作為形式主語(yǔ)放在句首,而將真正的主語(yǔ)用帶to的不定式跟在后面,即:It39。)本句動(dòng)詞用不定式:to learn。9.He can do what he can______ the children in his neighborhood.A.B.helps【答案】B 【解析】【分析】句意:他會(huì)做他能做的去幫助他附近的孩子們。結(jié)合句意可知空格處表示目的,動(dòng)詞不定式表示目的。10.The WWF is working hard _________ the animals in danger. A.B.C.D.此處表示目的,應(yīng)該用動(dòng)詞不定式。【點(diǎn)評(píng)】考查動(dòng)詞不定式。11. You should ask Bob ________ his own clothes. He is ten years old now. A.washesC.to wash【答案】 D 【解析】【分析】考查非謂語(yǔ)動(dòng)詞。他現(xiàn)在已經(jīng)十歲了。12.It is necessary for us students _____ the listening ability. A.improvingC.improves【答案】A 【解析】【分析】句意:對(duì)于我們學(xué)生來(lái)說(shuō)提高聽(tīng)力能力是有必要的。s +形容詞+for sb to do sth 做某事對(duì)于某人來(lái)說(shuō)怎么樣 ,故答案為A。掌握固定搭配it39。13.Lucy and Lily decided their aunt in the countryside. A.B.C.decide to do sth ,決定做某事?!军c(diǎn)評(píng)】考查動(dòng)詞不定式。14.We advise parents _____ their children at home alone in order to keep them away from danger.A.not to leaveleaveto leaveadvise sb to do sth建議某人做某事,動(dòng)詞不定式的否定形式就是在to前面加not故advise sb not結(jié)合句意,故選B15.Nowadays,most people prefer to________ puter games rather than ___________ books. A.B.C. reading【答案】 B 【解析】【分析】句意:現(xiàn)在,大部分人比起讀書更喜歡玩電腦游戲。 rather than do B比起B(yǎng)更喜歡做A?!军c(diǎn)評(píng)】考查動(dòng)詞prefer的用法,掌握固定搭配。 office was found _______ at the school gate yesterday.A.standing, to smokeC.stood, to smoke【答案】 B 【解析】【分析】句意;站在老師辦公室的這個(gè)男孩,昨天被發(fā)現(xiàn)在校門口吸煙。Find后接不帶to的不定式做賓語(yǔ)補(bǔ)足語(yǔ),但是當(dāng)變?yōu)楸粍?dòng)語(yǔ)態(tài)后,不定式符號(hào)to要加上,故選B。一般現(xiàn)在分詞和被修飾詞是主謂關(guān)系,過(guò)去分詞和被修飾詞是動(dòng)賓關(guān)系。掌握這兩點(diǎn),基本就能完成此類問(wèn)題。s too noisy. A.turningC.A. to turn 不定式 B. turning 動(dòng)名詞(或現(xiàn)在分詞) C. ?!军c(diǎn)評(píng)】考查動(dòng)名詞的用法,掌握固定搭配。shakingB.shake【答案】 B 【解析】【分析】句意:在美國(guó),人們第一次相見(jiàn)的時(shí)候應(yīng)握手。Be supposed to do sth應(yīng)該做某事,為固定用法,故答案選B。19.Would you mind _____ care of my pet fish while I39。taketakento taketaking【答案】 D 【解