It is an apple tree?怎么改为复数句?

It is an apple tree?怎么改为复数句? there is an apple in the tree . There is an apple in the tree. in the tree or on the tree There is an apple on the tree.(改为复数） that is an apple tree 改复数句 Is there in tree apple an the连词成句 is,apple,tree,there,an,here连词成句英语 it,is,an,red,apple改病句 It is an apple改为否定句 _____on the desk?Is it an apple? There are many apples_______the tree.A bird_______the tree is eating an apple.怎么填 是a apple tree还啊an apple tree? 是a apple tree还是an apple tree? there is only one apple on the tree=the tree only __ __apple __ it The apple is the tree Where is the apple tree? 3.Is this （ ）apple tree?No,（ ）tree is（ ）orange tree.A.an,a,theB.a,the,anC.an,the,anD.the,the,an There is an old apple tree on the other side of the river.改同义句为There is an old apple tree（ ）the river.