these pairs of tramers are under the trees 改为单数句
these pairs of tramers are under the trees 改为单数句
These are apple trees(改为单数句)
Are these pairs of gloves nice?改成单数句
These trainers are under the bed.改为单数形式
there are old bikes under the tree(改为单数句)
There are old bikes under the tree.改为单数句
Are these nice pictures 改为单数句
These are his brothers 改为单数句
These are yellow purses.(改为单数句)
These are dishes 改为单数句
These are my pencils改为单数句
These are his watch.改为单数句