What’stheweatherliketoday?Whatwilltheweatherbeliketomorrow?Whatwilltheweatherbeliketomorrow?语法重点如：IpreferT-shirt.=IlikeT-shirtbetter.在先行词是对事物的限定性定语从句中，that和which一般可互换，但在下列情况下不可以互换。1.只能用that，不能用which作先行词的情况（1）先行词是不定代词或者先行词被不定代词所修饰时，关系代词通常只用that，不用which。如：①That’sallthatIknow.②Isthereanythingthatyouwanttobuyintown?（2）先行词被序数词、形容词最高级、theonly,thevery,thelast等修饰时，关系代词用that，不用which。如：①ThisisthemostinterestingmoviethatIhaveeverseen.②Thisistheonlythingthatwecandonow.（3）关系代词在限定性定语从句中作表语并带有类比含义时，通常只用that，不用which。如：①Heisnolongerthestarthathewas.②Ourschoolisnolongertheschoolthatitusedtobe.2.只用which，不能用that作先行词的情况（1）介词提前到关系代词前形成“介词＋关系代词”结构来修饰表事物的先行词时，关系代词用which。如：Thisistheroominwhichmygrandpalived注意：如果介词不放在修饰事物的限定性定语从句的句首，which就可换为that。如：Thisistheroomthat/whichmygrandpalivedin（2）先行词为“those/that”时，关系代词通常只用which而不用that。如：①Whatisthatwhichyouputonthedesk?(3)在非限制性定语从句中，关系代词只能用whichTheoldmanhasabook,whichwasboughtinAmerica.1.Thegirlsaredancing__(to/of/in)thebeautifulmusic.2.Istillrememberthecollegeandtheteachers-------(that/which/who)3.Ihaveafriendwho__(play)sports4.Iprefer__(play)computergamesto__(watch)TV5.Thisisthemostbeautifulpicture__(that/which/what)Ihaveseen6.Isthereanything___(that/which/what/who)Icandoforyou?7.Thefirstthing——（that/which/who/what）Iwanttowiththemoneyisanewcomputer8Whoisthegirl___(who/that/which)isdancing?1.熟记关系代词的特殊应用2.完成绩优学案第3,4课时