I'm Kate,and my sister is Gina.Im tidy,but Gina is not.In our roon,my books and tapes are in the bookcase.Mykeys are in my schoolbag.I have a clock.It's on the desk.Gina's books are everywhere-on her bed,on the sofa and under the chair.The white model plane is hers.It'sunder the desk."Where are my keys?Where's my ruler?Where's my schoolbag?"Gina always asks.