Alough that pen is very old,it( )very well.A.uses B.writes C.is used D .is written

Alough that pen is very old,it( )very well.A.uses B.writes C.is used D .is written That is personal! DO YOU KNOW? Alough i don't know什么意思额 that is your pen. That is green pen that is a pen That is her pen.改为否定句That her pen. that is n___ alan's pen.his pen is blue. This pen is 20 yuan.That pen is 200 yuan.= This pen is much less expensive than that pen. This a pen.that is a pen,什么 that is his pen变复数句 Is that your pen?作否定回答 That is my pen的否定句 that is a pen.改成一般疑问句 That is a pen.(变为复数) that.is his pen哪错了 That is （ ）(你的）pen that is a pen (变为复数） is that his pen?改为复数