第5课时Whats in the classroom?看动画teachers desks名词所有格，表示的Sarahs bag Sarah的书包选择正确答案：1.This is a _ desk.A.teacher B.teachers C.teachers2.The window _ green.A.am B.is C.are 选择正确答案：3.This is _ chair.Its red.A.me B.my C.I 4.Look,this is a window.Its _.A.green B.a green C.a big
