Unit 3Is this your pencil,第一课时Section A (1a1c,dictionary,pencil,book,schoolbag,eraser,ruler,二、用括号中所给单词的适当形式填空。 7These are my pens._ (it) are blue. 8The black jacket is _ (she) 9Are these your _(box)? No,they arent. 10This is _(he) pen. 11Is this your telephone? Yes,its _ (my,They,hers,boxes,his,mine,三、单项选择。 ( )12.Is _ your pencil? Yes,_ is. Athis;itBthat;thatCthis;that ( )13.It is _ eraser and its _ red eraser. Aa;a Ban;a Ca;an ( )14.Is it your