SectionⅡLearningAboutLanguage

現(xiàn)在完成進(jìn)行時(shí)一、現(xiàn)在完成進(jìn)行時(shí)的定義及構(gòu)成【觀察思考】?Overthepastdecades,seaiceintheArctichasbeendecreasingasaresultofglobalwarming.由于全球變暖,在過去的幾十年里,北極的海冰一直在逐漸減少。(動(dòng)作可能會(huì)繼續(xù)下去)?Whathaveyoubeendoingallthetime?你一直在干什么?(動(dòng)作可能會(huì)繼續(xù)下去)?Ihavebeenfixingthefridgeallthemorning.我一上午都在修理冰箱。(動(dòng)作可能會(huì)繼續(xù)下去)【探究總結(jié)】(1)定義:現(xiàn)在完成進(jìn)行時(shí)表示某動(dòng)作從過去某個(gè)時(shí)間開始,一直延續(xù)到現(xiàn)在,并且還有可能持續(xù)下去。(2)構(gòu)成:I/We/You/They________+現(xiàn)在分詞

He/She/It________+現(xiàn)在分詞

答案:

(2)havebeenhasbeen(3)句式結(jié)構(gòu):①陳述句:主語+has/havebeendoing...②一般疑問句:Has/Have+主語+beendoing...?肯定回答:Yes,主語+has/have.否定回答:No,主語+hasn't/haven't.(4)與現(xiàn)在完成進(jìn)行時(shí)連用的時(shí)間狀語有:overthepastdecades,________,allthemorning,allday/month,thesedays,recently/lately,inthepastfew+時(shí)間段,since+時(shí)間點(diǎn),for+時(shí)間段,等等。答案:

(4)allthetime【應(yīng)用實(shí)踐】單句語法填空。①—Iwonderifyoucouldgotothemovieswithme.—Oh,justleavemealone.I________________(write)acompositionallthemorningandhaven'tfinishedyet.

②Yousee,I________________(shop)alltheafternoonandIdon'tseemtohavedoneanything.

③—We'vespenttoomuchmoneyrecently.—Well,itisn'tsurprising.Ourfriendsandrelatives________________(come)aroundallthetime.

答案:

①havebeenwriting②havebeenshopping③havebeencoming二、現(xiàn)在完成進(jìn)行時(shí)的用法【觀察思考】?Ithasbeenrainingsincelastweek.自從上周以來一直下雨。(強(qiáng)調(diào)動(dòng)作的過程)?Youhavebeencoughingalotlately.你最近一直咳嗽。(強(qiáng)調(diào)動(dòng)作的反復(fù)性)?Toomuchhasbeenhappeningtoday.今天真是個(gè)多事的日子啊。(感慨)?Hehasalwaysbeenstudyinghard.他學(xué)習(xí)一直很刻苦。(贊許)【探究總結(jié)】(1)表示動(dòng)作從過去某時(shí)開始一直持續(xù)到現(xiàn)在,甚至將來,強(qiáng)調(diào)動(dòng)作的_________。

(2)表示從過去到現(xiàn)在的一段時(shí)間內(nèi)反復(fù)進(jìn)行的動(dòng)作,強(qiáng)調(diào)動(dòng)作的_________。

(3)常表示_________、_________等感情色彩。答案:

(1)過程(2)反復(fù)性(3)感慨;贊許【應(yīng)用實(shí)踐】根據(jù)漢語提示完成英語句子。①M(fèi)ary__________(一直去)towritingclasseseverynightsinceJuneandthecoursewillendthisweek.

②Sincethetimehumankindstartedgardening,we________(一直盡力)tomakeourenvironmentmorebeautiful.

③Themanager__________(一直在告訴)theworkershowtoimprovetheprogrammesince9:00a.m.

答案:

①hasbeengoing②havebeentrying③hasbeentelling現(xiàn)在完成時(shí)和現(xiàn)在完成進(jìn)行時(shí)的區(qū)別(1)現(xiàn)在完成時(shí)強(qiáng)調(diào)動(dòng)作的完成,而現(xiàn)在完成進(jìn)行時(shí)強(qiáng)調(diào)動(dòng)作的延續(xù)。(2)在表示