请根据所提供的信息和语言素材进行教学设计。<br/>学生概况：本班为中等城市普通学校初中三年级的学生，班级人数为50人。学生能够积极参与课堂活动，合作意识较强。<br/>教学时间：45分钟。<br/>Girl1:Whereareyougoing,Larry?<br/>Boy1:ToTom’sparty.<br/>Girl1:Luckyyou!I’dlovetogotothatparty!<br/>Boy1:Yeah,well,I’malittlenervous.Idon’tknowwhattowear.<br/>Girl1:IfIwereyou,I’dwearashirtandtie.<br/>Boy1:WhatifeverybodyelseiswearingjeansandT-shirts?<br/>Girl1:Oh,youshouldn’tworryaboutwhatotherpeoplearewearing.<br/>Boy1:AndIdon’thaveapresent.Whatifeveryonebringsapresent?<br/>Girl1:IfIwereyou,I’dtakeasmallpresent,apenorsomethingelse.Keepitinyourpocketandifeveryonehasapresent,youcangivehimyours.Ifnot,youcankeepit.<br/>Boy1:Ok.ButwhatifIdon’tknowanyone?<br/>Girl1:Ifyoudon’tknowanyone,youcantalktoTom.He’llintroduceyoutopeople.<br/>Boy1:IguessIcandothat.<br/>Girl1:Look!You’resuretohavefun.Butifyou’restillnervous,youcanleave.