最新Should-I-be-allowed-to-make-my-own-decisions课件PPT课件.ppt 22页

'Should-I-be-allowed-to-make-my-own-decisions课件 Unit7ReadingShouldIbeallowedtomakemyowndecisions? Asteenagers,canyouanswerthefollowingquestions?Whatareyourhobbies?A.SingingB.DancingC.DoingKungfuD.PlayingcomputergamesE.RunningF.Others2.Areyouallowedtopracticeyourhobbiesasmuchasyouwant(byparents)?尽你所想多地A.Yes.B.No.3.Areyouallowedtomakeyourowndecisionsforyourhobbies(byparents)?A.Yes.B.No.C.Ifnotgettinginthewayofstudy妨碍，阻挡Survey问卷调查Teenagersandparentshavedifferentopinionsabouthobbies! CarefulreadingPara.1:1.Whatmighttheparentsworryaboutteenagers’hobbies?2.Whatdotheteenagersthinkaboutthehobbies?Para2:3.AreLiuYu’sparentsagainstrunning?Para3:4.Doesheagreewithhisparentsordisagree?Para4:5.Dohisparentsallowhimtopracticerunningatnight?Why?Theymightworryabouttheirsuccessatschool.Teenagersthinktheyshouldbeallowedtopracticetheirhobbiesasmuchastheywant.Disagree.(‘or’选择疑问句，用其之前或之后回答，不用Yes/No回答)No,theydon’t.Heneedstospendmoretimeonhishomework.No,theyaren’t.Theyhavenothingagainstrunning. →→→→He_____________running.(Para.3)Workingroups(fillintheblanksandtranslate填空并翻译)Heneedstothinkaboutwhat_________ifhe_________succeed.(Para.5)It’stoostrictorunfair.careaboutisseriousaboutdifficultwillhappendoesn’tDoyouthinkLiuYushouldbeallowedtopracticehishobbyasmuchashewants?Why? 1.Understandthepassage理解文章2.Learnthebelowphrases学习词组:getinthewayofworryabouthavenothingagainstbeseriousaboutspend…oncareaboutSummary总结 1.P55-2dMakeyourownsentences.造句2.Writing写一写Writedownyouranswersforthetwoquestions.Usetheinformationinthepassagetogivethreereasonsatleast.(1).Whatisyourdreamjob?(2).Doyourparentssupportyourdream?Why?Homework Teenagersandparentshavedifferentopinionsabouthobbiesoranyotherthings,whatshouldwedo?Understandingiseverything!理解万岁！Goodcommunicationisthekeytosuccess!良好的沟通是成功的关键！ Thankyou!Bye-bye §3.1.2两直线平行与垂直的判定 1.体验和经历用斜率研究两条直线平行与垂直关系的过程与方法，初步体会数形结合思想。2.掌握两条直线平行与垂直的判定条件。3.会判断及证明两条直线是否平行或垂直，并会应用平行的判定条件解决三点共线问题。学习目标 例题讲解已知A（2，3），B（-4，0），P（-3，1），Q（-1，2），试判断直线BA与PQ的位置关系，并证明你的结论。OxyABPQ∥ 已知四边形ABCD的四个顶点分别为A（0，0），B（2，-1），C（4，2），D（2，3），试判断四边形ABCD的形状，并给出证明。例题讲解OxyDCAB∥∥ 设两条直线l1、l2的倾斜角分别为α1、α2（α1、α2≠90°）.Oyl1xl2α1α2动画演示 已知A（-6，0），B（3，6），P（0，3）Q（6，-6），判断直线AB与PQ的位置关系。例题讲解 例题讲解已知A（5，-1），B（1，1），C（2，3）三点，试判断△ABC的形状。OxyACB 1.判断下列各对直线平行还是垂直（1）经过两点斜率为1的直线2.试确定的值，使过点（1）平行（2）垂直（2）经过两点课堂检测 小结平行：对于两条不重合的直线l1、l2，其斜率分别为k1、k2，有l1∥l2k1＝k2垂直：如果两条直线l1、l2都有斜率，且分别为k1、k2，则有l1⊥l2k1k2=-1条件：不重合、都有斜率条件：都有斜率'