青蛙皮肤裸露而湿润的意义是（　　）

    There's a big supermarket called Jiahui in our city. It's very 1 to find. It is in the center of our city. It's2 the bus stop and it’s also very easy to take a taxi, too.
    The supermarket is big3nice. It4 at 8:30 a.m. and closes at 10 p.m. So every day, lots of people go5 at it 6work. You can buy 7, drinks, clothes, shoes, vegetables,…and stationery there. The workers at the supermarket are very 8 . So many people like shopping there.
    At the weekend, people don’t go to work or go to school, so there are 9 people shopping there. We must10 our turn a long time to pay for what we buy.

Let me ____ ____ the bill.