The vegetables in his field well, because they are pollutionfree.
A. are selling
B. have been sold
C. are sold
D. sell
网友回答
A. are selling
B. have been sold
C. are sold
(答案→)D. sell
解析:D 考察动词的时态语态。句义:他田里的蔬菜销售得很好,因为它们是无污染的。某些课用来表示主语内在品质或者性能的动词,如sell ,wash, feel, read等,其主语通常都是物,承受动作课用主动形式表示被动含义,且不用进行时。故D正确。