This is a new pen.( ) it in your pencil case

This is a new pen.( ) it in your pencil case is this a pen ___ your pencil case It"s my pencil case.What"s in it?Look,this is a pen. —Where is new pen?—It‘s in the pencil case.改错. There is a pen in my pencil case改为I () a pen in my pencil ca This is ( ) pencil-case.( ) is in my bag.A.his;My B.my;Your This is my pen,____that is your pencil .选项:A :in B:Of C:and There isa pencil in the Pencil case对a Pen Is this your pencil case中文 This is an (e )Can you put it in your pencil case?括号内e开头的单词 where it is your pencil-case? what' s in your pencil-case?a pen,three pencils anc an erase