单选题 She was the most______customer the salesman had to deal with that day.
【正确答案】 B
【答案解析】解析:difficult a.难对付的,很难满足的(人):困难的,艰难的。different.a.差异的,不同的;各种各样的。particular(about)a.(表语)过分讲究的,挑剔的。peculiar a.古怪的,奇怪的;特殊的,独特的。