—Did you buy the car about ten years ago? —Yes. ___

试题详情及答案解析: —Did you buy the car about ten years ago? —Yes. ____it’s old, it still runs well.（）
A、Because B、Since C、Although; 答案：C; 试题分析：Because因为；Since 既然；Although尽管；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。结合句意，故选C
考点：考查连词辨析。