问问GWD12-12

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 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 cows will produce

答案选E

我选D