UNIT3Areyouhappy?sadhappyhungryfulltiredthirstybirdseebottledrink•I’mhappy.•Ihaveanewkite.I’m=IamI’mnothappy.Lookatmybike!I’msad.“看……”用lookatHowareyou?We'retiredandhungry,Mum.Havesomebiscuits.Thanks,Mum.Howareyou?We'retiredandhungry,MumI’mfullnow.Areyouthirsty,Ben?Havesomewater.Yes,Iam.Thankyou,Kitty.be动词表示“是”，有三个：am,is,are.我（I）用(am),你(you)用(are),is连着他(he)、她(she)、它(it),单数跟is复数are,is也用不可数Athirstybird•Itishot.•Thebirdisverythirsty.•Thebirdcanseeabottle.waterThebottleistallandthin.Thebirdcannotdrinkthewater.Thebirdcanseesomelittlestones.Ihaveagoodidea.Look!Thebirdcandrinkthewaternow.Heishappy.Homework听：Unit3每天听一次并跟读读：所有笔记每天读一次给家长听背：Unit3的课文+笔记写：Unit3+unit4的单词
