(牛津译林版)英语八年级下册课件：unit3Onlinetoursgrammar
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Ihavehadmylunch. 我已经吃了午餐。
一般过去时表示过去某个时间发生的事、 存在的状态或经常发生的动作。说话的 侧重点只在于陈述一件过去的事情，不 强调对“现在”产生的影响。 现在完成时表示的动作或状态与现在的 情况有联系，侧重这一动作对现在所造 成的影响。
Hehasreadthatbook. (说明他现在知道那本书的内容。) Hereadthatbooklastyear. (只说明他去年读过那本书。) HehasgonetoAmerica. (他现在不在此地，到美国去了。) HewenttoAmerica. (只说明他去过美国。)
用所给动词的适当形式填空。
1.We__p_l_a_n_te_d(plant)treeslastSunday. Sofarwe_____h_a_v_e_p_la_n_t(epdlant)over 300treesthere. 2.Aterribleearthquake____h_a_p_p_e_n_e_d (happen)inWenchuanonMay12, 2008. 3.He__h_a_s_w__o_rk__ed_(work)heresincelast year.
Weusethepresentperfecttensetotellhowmanyti mesanactionhashappenedtillnow.
HehasbeentoCanadatwice.
past
present
一、构成不同
Theylivedherein2011. 他们2011年住在这里。 Wehavelivedhereforthreeyears. 我们已经在这里住了3年了。
一般过去时通常与表示过去的具体的 时间状语连用。如：
yesterday,lastweek,twoyearsago,justno w,in2002等；而现在完成时则常与表示 不确切的时间副词连用，如already,yet,
ever,never,just,since,for,sofar,tillnow,up tonow等。
初中英语课件
madeofdingshangtuwen
bebuyreadreturnseeshow
Saturday,15March Haveyoueverdreamtoftravellingaroundthe worldwithoutapassport?Yes,youcanrealize yourdreambytakinganonlinetour.Yesterda yDanniel(1)_________meanonlinetourofth eUSsAho.Iw(2e)d_____never_____somanywonde rfulpictruehsbaveefosere.n
1.—WhathappenedtoDickyesterday? —He_______offhisbikeontheway totheschool. A.fellB.isfalling C.wasfallingD.hasfallen 2.I_______mysistersixtimestillnow butherlinewasalwaysbusy. A.hadphonedB.wasphoning C.havephonedD.havebeenphoning
imes. Millie:When(3)___d_id_y_o_u_g_o___(you/go)therel
ast? Simon:Lastsummer.I(4)____sp_e_n(stpend)awee
kthere. Millie:(5)__D_o_y_o_u_l_ik_e___(you/like)it?
bebuyreadreturnseeshow
Lastweek,I(3)___b_o_u_g_h_t_abookaboutthepl acesofinterestintheUSA.I(4)_________20 pagheasavlerreeaaddy.It’sreallyinteresting.Mydad( 5)_____just_________frhoamstheUSA,butI(6 )r_e_t_u_r_n_endever_______there.IhopeIcanvisit thhaevUeSbAeesnomeday.
_H__a_v_e_tryouever____ _i_e(dtry)thefamousTi anjinBaozi?
IamhappythatI_ __h__a_v_el_e_a_r_n(tlear n)toswim.
Completethesentenceswiththecorrectfor msofthewordsinbrackets.(P41B)
一般过去时：主语+谓语动词的过去式 现在完成时：have／has+V-ed
二、用法不同
HevisitedGuilinin1998. 他1998年参观过桂林。 Shealwaysswamintheseawhenshelivedin Qingdao. 她住在青岛的时候，总是去海里游泳。
Jill has bought a new computerhesimplepasttensetotellwhathappe nedinthepast.
DanielwenttoBeijingtw oyearsago.
past
present
Weusethepresentperfecttensetotalkaboutanacti
onthatstartedinthepastandcontinuestotheprese
Completethesentenceswiththecorrectfor msofthewordsinbrackets.(P41A)
I__v_i_si_t_e_d_(visit)thePal aceMuseumwithmygr andparentstheotherda y.
I_c_l_im__b_e_d_(climb)Mo untHuanglastsummer.
Daniel___h_a_s_a_lr_e_a_d_y_w__r_it_te_n_(write/already)t woemails.
3.I__w_a_s(be)inHainanlastmonth. Someofourclassmates____h__a_v_en__o_tb_e(nenotb
e)toHainanyet. 4.I__h_a_v_e_li_v_e_d(live)inSunshineTownsinceI
nt.
DanielhaslivedinBeijing
fortwoyears.
past
present
Weusethesimplepasttensetotellwhathappe
nedinthepast. Danielboughtanewcom
puterlastmonth.
past
present
Weusethepresentperfecttensetotalkabouttheres ultofanaction.Whentheactionhappenedisnotver yimportant.
三、时间状语不同
Didyouwatchthatfilmlastweek? 你上周看那部电影了吗？
Shecamebackyesterday. 她是昨天回来的。
Hisfatherhasbeenateachersince1968. 他父亲从1968年以来一直当老师。 —HaveyoueverbeentoLondon? —No,Ihaveneverbeenthere. —你曾经去过伦敦吗？ —没有，以前从没去过。
Danielhasboughtanewcomputer.(He hasacomputernow.)
past
present
Weusethesimplepasttensetotellwhathappe nedinthepast.
HevisitedCanadain201 0and2011.
past
present
wasborn. Daniel___li_v(eldive)inNanjingin2007.
Millie:__H__a_v_e_y_o_u_e_ve_r_b_e_e_n___ (you/be/ever)toNanjing? Simon:Yes.I(2)___h_a_v_e_b_e_e_n__(be)therethreet
1.I_h_a_v_e_j_u_s_tf_i_n_is_h_e_d__(finish/just)myhomewo rk.
Millie___fi_n_is_h_e(fdinish)herhomework20minute sago.
2.I__w_r_o_t_e(write)anemailtomyfriendyesterda y.
4._H__a_v_ebyoeeun_____(is)totheUnited States? Notyet.ButI_____w(geon)ttoCanadaa fewyearsago. styearI___w_e_n(gto)tothetheatre everyweek. 6.In1995,there___w_a(bs e)averybigrace. stSundayI___g_o(gt et)upverylate. 8.He__h_a_s_t_a_u_g_h_t(teach)inourschool for30years.
Simon:Ohyes.I(6)___h__a(dhave)agreattimet here.I(7)______(vviissiitte)dmanyplaceso finterestand(8)____(eat)lotsoflocal fooda.te
Millie:Luckyyou!I(9)___h_a_v_e_n_e_v_e_r_b_e_e_n (be/never)there.
一般过去时表示过去某个时间发生的事、 存在的状态或经常发生的动作。说话的 侧重点只在于陈述一件过去的事情，不 强调对“现在”产生的影响。 现在完成时表示的动作或状态与现在的 情况有联系，侧重这一动作对现在所造 成的影响。
Hehasreadthatbook. (说明他现在知道那本书的内容。) Hereadthatbooklastyear. (只说明他去年读过那本书。) HehasgonetoAmerica. (他现在不在此地，到美国去了。) HewenttoAmerica. (只说明他去过美国。)
用所给动词的适当形式填空。
1.We__p_l_a_n_te_d(plant)treeslastSunday. Sofarwe_____h_a_v_e_p_la_n_t(epdlant)over 300treesthere. 2.Aterribleearthquake____h_a_p_p_e_n_e_d (happen)inWenchuanonMay12, 2008. 3.He__h_a_s_w__o_rk__ed_(work)heresincelast year.
Weusethepresentperfecttensetotellhowmanyti mesanactionhashappenedtillnow.
HehasbeentoCanadatwice.
past
present
一、构成不同
Theylivedherein2011. 他们2011年住在这里。 Wehavelivedhereforthreeyears. 我们已经在这里住了3年了。
一般过去时通常与表示过去的具体的 时间状语连用。如：
yesterday,lastweek,twoyearsago,justno w,in2002等；而现在完成时则常与表示 不确切的时间副词连用，如already,yet,
ever,never,just,since,for,sofar,tillnow,up tonow等。
初中英语课件
madeofdingshangtuwen
bebuyreadreturnseeshow
Saturday,15March Haveyoueverdreamtoftravellingaroundthe worldwithoutapassport?Yes,youcanrealize yourdreambytakinganonlinetour.Yesterda yDanniel(1)_________meanonlinetourofth eUSsAho.Iw(2e)d_____never_____somanywonde rfulpictruehsbaveefosere.n
1.—WhathappenedtoDickyesterday? —He_______offhisbikeontheway totheschool. A.fellB.isfalling C.wasfallingD.hasfallen 2.I_______mysistersixtimestillnow butherlinewasalwaysbusy. A.hadphonedB.wasphoning C.havephonedD.havebeenphoning
imes. Millie:When(3)___d_id_y_o_u_g_o___(you/go)therel
ast? Simon:Lastsummer.I(4)____sp_e_n(stpend)awee
kthere. Millie:(5)__D_o_y_o_u_l_ik_e___(you/like)it?
bebuyreadreturnseeshow
Lastweek,I(3)___b_o_u_g_h_t_abookaboutthepl acesofinterestintheUSA.I(4)_________20 pagheasavlerreeaaddy.It’sreallyinteresting.Mydad( 5)_____just_________frhoamstheUSA,butI(6 )r_e_t_u_r_n_endever_______there.IhopeIcanvisit thhaevUeSbAeesnomeday.
_H__a_v_e_tryouever____ _i_e(dtry)thefamousTi anjinBaozi?
IamhappythatI_ __h__a_v_el_e_a_r_n(tlear n)toswim.
Completethesentenceswiththecorrectfor msofthewordsinbrackets.(P41B)
一般过去时：主语+谓语动词的过去式 现在完成时：have／has+V-ed
二、用法不同
HevisitedGuilinin1998. 他1998年参观过桂林。 Shealwaysswamintheseawhenshelivedin Qingdao. 她住在青岛的时候，总是去海里游泳。
Jill has bought a new computerhesimplepasttensetotellwhathappe nedinthepast.
DanielwenttoBeijingtw oyearsago.
past
present
Weusethepresentperfecttensetotalkaboutanacti
onthatstartedinthepastandcontinuestotheprese
Completethesentenceswiththecorrectfor msofthewordsinbrackets.(P41A)
I__v_i_si_t_e_d_(visit)thePal aceMuseumwithmygr andparentstheotherda y.
I_c_l_im__b_e_d_(climb)Mo untHuanglastsummer.
Daniel___h_a_s_a_lr_e_a_d_y_w__r_it_te_n_(write/already)t woemails.
3.I__w_a_s(be)inHainanlastmonth. Someofourclassmates____h__a_v_en__o_tb_e(nenotb
e)toHainanyet. 4.I__h_a_v_e_li_v_e_d(live)inSunshineTownsinceI
nt.
DanielhaslivedinBeijing
fortwoyears.
past
present
Weusethesimplepasttensetotellwhathappe
nedinthepast. Danielboughtanewcom
puterlastmonth.
past
present
Weusethepresentperfecttensetotalkabouttheres ultofanaction.Whentheactionhappenedisnotver yimportant.
三、时间状语不同
Didyouwatchthatfilmlastweek? 你上周看那部电影了吗？
Shecamebackyesterday. 她是昨天回来的。
Hisfatherhasbeenateachersince1968. 他父亲从1968年以来一直当老师。 —HaveyoueverbeentoLondon? —No,Ihaveneverbeenthere. —你曾经去过伦敦吗？ —没有，以前从没去过。
Danielhasboughtanewcomputer.(He hasacomputernow.)
past
present
Weusethesimplepasttensetotellwhathappe nedinthepast.
HevisitedCanadain201 0and2011.
past
present
wasborn. Daniel___li_v(eldive)inNanjingin2007.
Millie:__H__a_v_e_y_o_u_e_ve_r_b_e_e_n___ (you/be/ever)toNanjing? Simon:Yes.I(2)___h_a_v_e_b_e_e_n__(be)therethreet
1.I_h_a_v_e_j_u_s_tf_i_n_is_h_e_d__(finish/just)myhomewo rk.
Millie___fi_n_is_h_e(fdinish)herhomework20minute sago.
2.I__w_r_o_t_e(write)anemailtomyfriendyesterda y.
4._H__a_v_ebyoeeun_____(is)totheUnited States? Notyet.ButI_____w(geon)ttoCanadaa fewyearsago. styearI___w_e_n(gto)tothetheatre everyweek. 6.In1995,there___w_a(bs e)averybigrace. stSundayI___g_o(gt et)upverylate. 8.He__h_a_s_t_a_u_g_h_t(teach)inourschool for30years.
Simon:Ohyes.I(6)___h__a(dhave)agreattimet here.I(7)______(vviissiitte)dmanyplaceso finterestand(8)____(eat)lotsoflocal fooda.te
Millie:Luckyyou!I(9)___h_a_v_e_n_e_v_e_r_b_e_e_n (be/never)there.