Unit1

　　tallershorterstrongerolderyoungerbiggerheavierlongerthinnersmaller

　　Howtallareyou?I’m164cmtall.

　　You’reshorterthanme.You’re4cmtallerthanme.

　　Howheavyareyou?I’m48kg.

　　I’mthinnerandshorterthanyou

　　Unit2

　　haveafeverhurthaveacoldhaveatoothache

　　haveaheadachehaveasorethroatmattersorenosetiredexcitedangryhappyboredsad

　　What’sthematter?Mythroatissore.Mynosehurts.

　　Howareyou,LiuYun?Youlooksohappy.

　　Howareyou,Sarah?Youlooksadtoday.

　　Unit3

　　watch-watchedwash-washedclean-cleaned

　　play-playedvisit-visiteddo-didlastweekend

　　go-wentread–readwentfishingwenthiking

　　Whatdidyoudolastweekend?Iplayedfootball.

　　Didyoureadbooks?Yes,Idid./No,Ididn’t.

　　Unit4

　　learnChinese–learnedChinesesing–sang

　　dance–dancedeatgoodfood–ategoodfood

　　takepictures–tookpictures

　　climbamountain–climbedamountain

　　buypresents–boughtpresentsrowaboat–rowedaboat

　　seeelephants–sawelephantswentskiingwentice-skating

　　getto–gottohave–had

　　Wheredidyougoonyourholiday?IwenttoXinjiang.

　　Howdidyougothere?Iwentbytrain.