There are some tree in front of the school改为否定句

There are some birds s___in the tree. There are some apples ()the tree. There are some birds ( )the tree and there are some apples( )the tree There are some birds in the tree.改为一般疑问 there are some pears on the tree是什么意思 There are some birds on the tree.的否定句 There are some apples in the tree一般疑问句 There are some apples on the tree.改为一般疑问句 There are some birds in the tree改为一般疑问句 There are some birds on the tree.的一般疑问句 there are some apples on the tree 改为否定句 修改病句There are some apples in the tree. there are some girl under the tree一般疑问句 there are some puppies near the tree.改单数 There are some bikes ( ）the big tree there are some apples on the tree (变四基) There are some birds in the tree.对what提问 there are some apples in the tree 怎么句型转换