2、yfriend,Lucy.5.What is ?is an apple.6.Areyourfriends?Yes,are.二、将下列句子改写为复数形式。1.Whatisthis?2.Thatappleisred.3.Itismybook.4.Thisismyfriend.5.-Isthisyourpen?-No,itisn’t.6.Thatisacutedog,itiswhite.7.Openthatdoor,please.三、用适当的代词填空。1.isadog.(近处)2.isacat.(远处)3.aresomepens.(近