—Jack, you seem in high spirits.

—________ We won the match 4－0.[ ]

A. Guess what?  

B. So what?

C. No wonder.  

D. No doubt.

In order to attract more customers, many supermarkets usually sell their goods at a good________ at

weekends. [ ]

A. discount    

B. profit        

C. bargain      

D. cost