题干

______ with new scientific farming methods, they have been able to use less farmland thanin the past.
A.EquippedB.Having equipped
C.To be equippedD.Equipping
上一题 下一题 0.85难度 单项选择 更新时间:2011-07-11 09:17:05

答案(点此获取答案解析)