根据所给答句,选择合适的疑问词写在横线上。5%
(1)—________are you going to do?
—I'm going to go shopping.
(2)—________are you going?
—I'm going to the book store.
(3)—________are you going?
—This morning.
(4)—________do you go to the market?
—By car.
(5)—________book is this?
—It's Amy’s.