These pens are().()are over there.
Are these pens ___?
These pens are your.
These are our pens .They are().
These are my pens同义句 These pens _______
whose pens are these?还是whose are these pen?区别?
whose pens are these?____(these/they) are mine
Are these your pens?(同义句转换) Are these ------------ ---------
how pens are there .are three.
these are pens (变复数句)
these pens are (in his bags)
are these your pens?重写句子
These pens are blue 改为一般疑问句