七年级英语下册 Unit 4 Don’t eat in class Section B（第3课时） 人教版.ppt

,Unit4Donteatinclass,SectionB第3课时(1a-1d),Hey,ImDave.Therearesomerulesformetoobey,nomatteratschoolorathome,atschool,Nofighting,Nolisteninginclass,athome,dothedishes,cleantheroom,cookdinner,Matchthepicturesa-hwiththerules.,1a,_goout_seefriends_dohishomework_practicetheguitar_dothedishes_watchTV_helphismommakebreakfast_cleanhisroom,a,h,c,e,b,g,d,f,ListenandputanxforthingsDavecantdoandaforthingshehastodo.,1b,Listening,x,x,x,Listenagain.WritewhenDavehastofollowtherulesinthechartin1b.Choosefromthephrasesinthebox.,1c,onschoolnightsonschooldayseverySaturdayafterdinnerbeforedinnerafterschoolintheeveningeverymorning,onschooldays,afterschool,beforedinner,Intheevening,afterdinner,everymorning,everySaturday,TalkabouttherulesinDaveshouseingroups.,1d,CanDavegooutonschoolnights?,No,hecant.,1.practice的用法.practice作动词时，意为“练习，训练”，后接名词、代词或动名词作宾语。如：IoftenpracticemyEnglishinthemorning.我常常在早上练习英语。practice作名词时，意为“练习，实践”。如：Playingthepianoneedsalotofpractice.弹钢琴需要多加练习。Practicemakesperfect.熟能生巧。,Languagepoints,2.night的用法night是名词，意为“晚上”，前若有其它词修饰，指具体的某个晚上，应用介词on。如：CanIwatchTVonnight?我在晚上可以看电视吗？,Languagepoints,3.help的用法(1)help作动词时，意为“帮助”，有其固定搭配：helpsb.(to)dosth.意为“帮助某人做某事”。如：Heoftenhelpsme(to)cleantheclassroom.他经常帮我打扫卫生。helpsb.withsth.意为“帮某人做某事”。如：LiMinghelpsthemwithEnglish.李明帮助他们学英语。,Languagepoints,helponeselfto.意为“请随便用.”如：Pleasehelpyourselvestosomefruits.请随便吃些水果。(2)help作名词，意为“帮助”，是不可数名词。如：Ineedyourhelp.我需要你的帮助。,Languagepoints,一、句型转换。1.Youmustntplayfootballontheroad.(改为祈使句)_footballontheroad.2、Lucyhastowearsportsshoesforrunning.(改为否定句)Lucy_towearsportsshoesforrunning.,Dontplay,doesnthave,小结训练,3、Ihavetocleanmyroom.（对划线提问）_doyouhaveto_?4、Shehastodothedishes.（改为一般疑问句）_dothedishes?5、Runin