Welcome t____ Green District(区）.Green District is a great place to enjoy yourself. There are l____ of shops on it. It's a very b____ street. If you want to b____ books，you can go to the bookstore. It is a____ from the supermarket. There is also a new park in the n ____.It's c____ and quiet. You can e____ your lunch in it. If you want to send a letter, you can go to the p____ office. It's n____ to the bookstore.