一般現(xiàn)在時(shí)語法講解

1、一、一、定義與講解定義與講解一般現(xiàn)在時(shí)：表示經(jīng)常性的事情，經(jīng)常性的動(dòng)作或一般性事實(shí)。時(shí)間狀語：often經(jīng)常，usually通常，always總是，every(dayweekmonthyear)，sometimes有時(shí)，onweekendsat在幾點(diǎn)鐘只有在第三人稱單數(shù)用動(dòng)詞的“三單變化”，其他用動(dòng)詞的原形。三單變化：1.多數(shù)在動(dòng)詞后＋s:play—playslike—likes（1）直接在動(dòng)詞詞尾加s.askaskswkwksgetg

2、etsstaystays（2）以字母sxchsh或o結(jié)尾的動(dòng)詞，在詞尾直接加es.watchwatcheswishwishesfixfixesdodoesgogoespasspasses（3）以“輔音字母加y”結(jié)尾的動(dòng)詞，要先變y為i再加es.trytriesstudystudiescrycriesflyflies情況構(gòu)成方法讀音例詞一般情況加s清輔音后讀s濁輔音和元音后讀zswimswims；helphelps；likelikes以輔

3、音字母o結(jié)尾的詞加es讀zgoesdoes以sshchx等結(jié)尾的詞加es讀izwatcheswashes以輔音字母y結(jié)尾的詞變y為i再加es讀zstudystudies不規(guī)則變化have和be動(dòng)詞變have為has變be為amisarehavehasbeamisare2.不規(guī)則變化：beamisarehavehas二、一般現(xiàn)在時(shí)的用法二、一般現(xiàn)在時(shí)的用法表示經(jīng)常性或習(xí)慣性的動(dòng)作或存在的狀態(tài)；表示客觀事實(shí)或普遍真理；在時(shí)間、條件等狀語從句

4、中，用現(xiàn)在時(shí)表示將來；在某些以here，there開頭的句子中，用一般現(xiàn)在時(shí)表示正在發(fā)生的動(dòng)作1)經(jīng)常性或習(xí)慣性的動(dòng)作，常與表示頻度的時(shí)間狀語連用。時(shí)間狀語：every…sometimesat…onSundayIleavehomefschoolat7everymning.2)客觀真理，客觀存在，科學(xué)事實(shí)。Theearthmovesaroundthesun.ShanghailiesintheeastofChina.3)表示格言或警句中。P

5、ridegoesbefeafall.驕者必?cái)　?3.Thestudents___________(speak)Englishinclass.14.Thestudent_________(speak)Chineseafterclass.15.Lets____________playfootball.(go)16.He_____________likeswimming.(not)17.Imsry____________that.(hear)

6、18.He_______________makingsoup.(begoodat)19.He______________makingsoup.(dowellin)20._______youstudyEnglishatschoolYesI_________.(do)21.__________yoursisterstudyEnglishatschoolNoshe_______.(do)22.How______Scottfeeltoday.(

7、do)23.Why__________Tomabsenttoday(be)2）用所給的人稱改寫句子1.ItakephotosonSunday.(Mike)2.Wegrow（種植）beautifulflowers.(she)3.Theylikecollectingstamps（集郵）.(Ben)4.Ilistentomusiccarefully.(myaunt)5.Youlikemakingamodelship(輪船模型).(Helen)