you should draw with pen,that is,in a pen

you should draw with pen,that is,in a pen that is a pen in pen和with a pen There is a pen in my pen. you should draw___pen,that is___a pen. and what is that in your( )( is it a pen? A:that's your pen.___ is my pen B:Do you __ this is interest The pen is Jeff's.You are writing with a pen.连成定语从句 It is said that you have a pen This a pen.that is a pen,什么 what is that in English?是It is a pen还是This si a pen还是That is write 【by .iN .with】a pen