these are his sisters.改为否定句
these are his sisters.改为否定句
These are your sisters.改为否定句
These are his sisters.(改为一般疑问句)
These are his pens.改为否定句,一般疑问句并作出肯定和否定回答
(those are her sisters)改为否定句
These are his parent.变否定句
These are your brothers改为否定句
These are books.改为否定句
These,are,her,brothers.(改为否定句)()
These are my books 改为否定句
These are my friends.改为否定句
These are her friends.改为否定句