完形填空。 There's a big supermarket 1 Price & Mart in our city. It's very 2 to find. It is in the center of our city. It's 3 the bus stop and it's also very easy to take a taxi, too. The supermarket is big 4 nice. There are 3 floors of shops. And each floor is very big. It 5 at 8:30 a.m. and closes at 10 p.m. So every day, lots of people go 6 at it after work. 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 at Price & Mart. We must 10 our turn a long time to pay for what we buy. (     )1. A. called (     )2. A. hard (     )3. A. in (     )4. A. but (     )5. A. is open (     )6. A. shopping (     )7. A. dogs (     )8. A. busy (     )9. A. too many (     )10 A. wait B. calls B. difficult B. near B. or B. open B. swimming B. food B. well B. too much B. look at C. calling C. easy C. at C. and C. opens C. running C. cats C. nice C. a few C. look for D. call D. good D. between D. / D. A and C D. shop D. calories D. tired D. some D. wait for