They sold their house for only 10 000 dollars so the buyer got a wonderful .A. costB. ba

问题补充：

They sold their house for only 10,000 dollars, so the buyer got a wonderful .

A. cost

B. bargain

C. worth

D. value

答案：

A. cost

(答案→)B. bargain

C. worth

D. value

解析：四个选项分别表示花费、便宜货、财产和价值，根据题意选B，他们的的房子仅仅卖了一万美元，因此卖价得了一个极好的便宜货。