Who___away my pen?A.have taken B.takes C.has taken D.took

Who___away my pen?A.have taken B.takes C.has taken D.took It is _____. A.pen B.my a pen C.a my pen D.my pen this is a my pen my pen You have a pen.My mom has a pen.your brother has pen.we have a pen改为一般疑问句 a pen is in my r_____ hand. This is my a pen?对还是This is a my pen?对This is my pen？ There is a pen in my pencil case改为I () a pen in my pencil case 是A pen my friend gave to me 还是 A pen my friend given to me 我的这一支钢笔 不能说my this a pen?要说 my pen? The following ,which is right?A.my pen has lost.B.My pen is lost 新概念英语 不能说my this a pen?要说 my pen?为什么? That is _____.It is very nice.A.pen B.my pen C.the pen D.the my pen 选哪个?原因是什么? I often write to my pen pal with a _____ A:pen B:from C:how 如何变否定句 例如:John has a pen pal.My pen pal lives in shanghai. I write a letter to my pen friend every week.(同义句)I___ ___my pen friend I_______buy a new pen because there there is no pen in my pencilcase. A:that's your pen.___ is my pen B:Do you __ this is interesting?