—You bought the car about ten years ago? —Yes. it’s old it still runs well.A. BecauseB. S

问题补充：

—You bought the car about ten years ago?

—Yes. it’s old, it still runs well.

A. Because

B. Since

C. Although

D. But

答案：

A. Because

B. Since

(答案→)C. Although

D. But

解析：句意：大约十年前你买了这车？是的。尽管是旧的，它仍然运行良好。Because因为；Since 既然；Although尽管；But但是。所以选C。