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【點(diǎn)評(píng)】考查非謂語(yǔ)動(dòng)詞,牢記固定搭配。ask sb to do sth叫某人做某事。D.developingB.develop【點(diǎn)評(píng)】此題考查need用作實(shí)義動(dòng)詞的用法?!敖淌摇毙枰氨淮驋摺?。 —嗯,你是對(duì)的。D.to be cleaningB.clean【點(diǎn)評(píng)】考查動(dòng)詞不定式的用法。在主動(dòng)句中,使役動(dòng)詞后接不帶to的動(dòng)詞不定式,而變?yōu)楸粍?dòng)句時(shí),使役動(dòng)詞后應(yīng)還原動(dòng)詞不定式符號(hào)to。D.C.B.t be made ______ all day.A.【點(diǎn)評(píng)】考查不定式作目的狀語(yǔ)。Having kept【答案】 C 【解析】【分析】句意:醫(yī)生,我該怎么做?要保持健康,你應(yīng)該多鍛煉。To keepKeepingKeep介詞后面一般接動(dòng)名詞作賓語(yǔ),也有部分動(dòng)詞后接動(dòng)名詞做賓語(yǔ),注意和不定式作賓語(yǔ)表達(dá)含義的不同?!军c(diǎn)評(píng)】不定式作句子成分表示具體的將要進(jìn)行的動(dòng)作,一般不用于介詞后面。Tell后面接帶to的動(dòng)詞不定式做賓語(yǔ)補(bǔ)足語(yǔ),表示具體的將要進(jìn)行的動(dòng)作。shouldn39。don39。B.26.The teacher often tells Jim and David _______ too much time _______ puter games.A.故選C。句子中已有謂語(yǔ)成分,故第一個(gè)空填非謂語(yǔ)形式,應(yīng)用現(xiàn)在分詞表動(dòng)作正在進(jìn)行,live的現(xiàn)在分詞為living。live。living。living。live?!军c(diǎn)評(píng)】考查動(dòng)詞不定式表目的,注意謂語(yǔ)和非謂語(yǔ)的區(qū)分。 protect動(dòng)詞不定式,為了保護(hù)(表目的); ; 單三;。D.ProtectsB.To protect掌握這兩點(diǎn),基本就能完成此類問(wèn)題。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。動(dòng)詞不定式做目的狀語(yǔ)表示具體的將要進(jìn)行的動(dòng)作,結(jié)合語(yǔ)境可知選B。句意:——為了保持健康,你應(yīng)該少吃多鍛煉。D.To keep,fewerB.Keep,more23.——______healthy, you should eat ______and exercise more.——I can39。難點(diǎn)在于理解題意,并掌握不定式的這種用法。根據(jù)句意可知,這個(gè)短語(yǔ)表示的是超市這樣做的目的,故應(yīng)選A。Protected【答案】 A 【解析】【分析】句意:為了保護(hù)環(huán)境,中國(guó)的很多超市停止免費(fèi)提供塑料袋。C.Protect22.________ the environment, many supermarkets in China stopped providing free plastic bags. A.【點(diǎn)評(píng)】考查動(dòng)詞不定式的基本用法。hidden【答案】 A 【解析】【分析】句意:他摘下昂貴的手表以掩蓋自己富有的事實(shí)。C.hid21.He took off his expensive watch ____ the fact that he was rich. A. 【點(diǎn)評(píng)】此題考查動(dòng)詞不定式。tell sb not to do sth告訴某人不要做某事。not to swim【答案】 D 【解析】【分析】句意:老師經(jīng)常告訴我們不要在河里游泳。C.t swimB.not swim20.The teachers often tell us ________ in the river. It39。多鍛煉的目的是保持健康,所以用to do不定式表目的,故選C。To be kept【答案】 A 【解析】【分析】句意:——我應(yīng)該做什么,醫(yī)生?——為了保持健康,你應(yīng)該多鍛煉。C.Keeping19.—What should I do, doctor? —_____ healthy, you should do more exercise.A. 【點(diǎn)評(píng)】此題考查動(dòng)詞不定式。Learning English well【答案】 A 【解析】【分析】句意