以下是引用ttouch在2004-11-20 21:00:00的发言:本月好几个人碰到这道题, 大家可以看看. For the farmer who takes care to keep them cool, providing them with high-energy feed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year. A) providing them with high-energy feed, and milking them regularly, Holstein cows are producing B) providing them with high-energy feed, and milked regularly, the Holstein cow are produces C) provided with high-energy feed, and milking them regularly, Holstein cows are producing D) provided with high-energy feed, and milked regularly, the Holstein cow produces E) provided with high-energy feed, and milked regularly, Holstein cow will produce
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