T-4-Q12:看不懂结构

Memery

T-4-Q12

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