上句是什么_______?Yes,there's a bird in the tree

上句是什么_______?Yes,there's a bird in the tree 连词成句:is,there,bird,a,the,in,tree. ________________ （come） there,there's a bird in the tree. 1 .There`s a bird ( ) the tree.A.on B.in 2.How many apples ( In the tree there is a bird .可以改为:There is a bird in the tre There is a bird in the tree .It is s[ ].填单词 there was a bird in the tree.改成否定句和一般疑问句 there is a bird in the tree.【对为复数句】 there was a bird in the tree yesterday怎样改为否定句 There is a bird on the tree.on the tree or in the tree 树上有一只鸟,there（ ）a bird in the tree There is a bird in the tree 改为一般过去式