These are the pens ___ we write.A.with these B.by theseC.by whichD.with which

Are these pens ___? These pens are your.henna These are my pens同义句 These pens _______ These are our pens .They are（）. These pens are().()are over there. These clothes are the _ (play). these two pens are not the same .they are ( )中间该填什么呢 These are the pens ____we write A with these B by these C by which D with which Are these pens?是一般疑问句吗? These pens are blue 改为一般疑问句 Are these your pens 同意句 are these your pens?做肯定回答 are these your pens?不改原句,该句子 These are your pens,_______?如何做? These pens are yellow.改疑问句 Whose pens are these?(Betty)They____________. Are these his pens改为陈述句 Are these your pens?（同义句转换） Are these ------------ --------------