0G 10 语法129， 不懂。。。

129. In an effort to reduce their inventories, Italian vintners have cut prices; their wines have been priced to sell.
and they are.
(A) have been priced to sell, and they are
(B) are priced to sell, and they have
(C) are priced to sell, and they do
(D) are being priced to sell, and have
(E) had been priced to sell, and they have

答案选C，不大明白，各位朋友能不能讲讲。。。

为什么 其它选项不对呢,  such as A

建议楼主先去研究下OG的解释，很多问题OG已经解释清楚了。

或者搜索前人讨论帖。