3、n’tB.in,itisC.in,itisn’tD.on,itis5.Therearemanyleaves______thetreeandthereisalsoacat______thetree.A.in,inB.in,onC.on,onD.on,in题四:---Are these ______pencils? ---Yes, they are ______.A.you,yoursB.your,yoursC.your,oursD.yours,ours题五:1.---Arethosebooksyours?---No,_______.A