2、D.tooth()4.A.angryB.sadC.happyD.play()5.A.watchedB.lastC.wentD.studied()6.A.watchB.whatC.whereD.who()7.A.windowB.doorC.fatterD.desk()8.A.oftenB.usuallyC.awaysD.tomato()9.A.Mthinner B. hotter C. biggerD.smaller()10.plantB、busC、subwayD、plane二.看图选句子。A.B.C.D.E.(