WelcomeUnit课文讲解;Athousand-milejourneybeginswiththefirststep.……Laozi
千里之行，始于足下。
1.athousand-milejourney一段一千英里的行程
2.beginwith以……开始
3.astudentprofile一份学生档案
4.Howdoyoufeelonthefirstdayofschool？开学第一天感觉怎么样？
;Listeningandspeaking
1.gettoknow
2.anexchangestudent
3.inthelecturehall
4.intheregistrationoffice
5.aschooladvisor
6.inthefuture
7.makeaconversation
8.oncampus
9.attheairport
10.avisitinggroup
11.What’sup？？;Readingandthinking
1onyourfirstdayofseniorhighschool
2.firstimpressions
3.Sothisisit.
4.atlast
5.rightnow
6.makeagoodfirstimpression
7.Whatif…?
8.haveamathsclass
9.tellusafunnystory
10.theguynexttome
11.concentrateon
12.leavemealone
13.Whataday！
;29.beworriedabout
30.feelawkwardandfrightened
31.notatall
32.makefriends
33.there’salottoexplore
34.feelmuchmoreconfident
35.feelanxious
36.happentosb;readingforwriting
1.一份学生简介
2.an
3.becuriousabout
4.learnbestbydoing
5.planttodosth
6.inthefuture
7.comefrom
8.playhard
9.either...or...
10.在周末
11.playcomputergames
12.bebusydoingsth
13.startmyowncompany
14语言特点
;7：00a.m.??上午7：00Sothisisit—seniorhighschoolatlast!I’mnotoutgoingsoI’malittleanxiousrightnow.Iwanttomakeagoodfirstimpression.WillImakeanyfriends?Whatifnoonetalkstome?
就是这样——终于到了高中学校了！我性格并不外向，所以现在有点儿焦虑。我想给别人留下好的第一印象。我会交到朋友吗？要是没人跟我说话怎么办？
12:30p.m.中午12：30
Ijusthadmyfirstmathsclassatseniorhighschool!Theclasswasdifficult,buttheteacherwaskindandfriendly.Heeventoldusafunnystory,andeveryonelaughedsomuch!Ifoundmostofmyclassmatesandteachersfriendlyandhelpful.
我刚刚上完高中的第一节数学课！这堂课很难，但老师却很和蔼可亲。他还给我们讲了一个有趣的故事，每个人都笑得很开心！我发现我的大多数同学和老师都很友好，而且乐于助人。;Thisafternoon,wehadourchemistryclassinthesciencelab.Thelabisnewandthelessonwasgreat,buttheguynexttometriedtotalktomethewh