We have been in business many years, and have wide experience in

We have been in business many years, and have wide experience in all______ we handle.
A、good
B、things
C、buying
D、lines
【正确答案】：D
【题目解析】：【考点点击】本题在2004年4月真题第一大题 10小题考查过，主要考查line的用法。【要点透析】line的复数形式lines在本句中表 示“行业，经营的范围”