n 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 C Correct. This sentence properly uses they do in place of they do sell, a grammatically correct verb. 不是特别明白,第二个动词不应该指代be priced的be动词吗?