We（）to allow you a special discount if you increase your order to 5,000 pairs.
A.have prepared
B.do prepare
C.are prepared
D.to prepare
正确答案是C
We（）to allow you a special discount if you increase your order to 5,000 pairs.
A.have prepared
B.do prepare
C.are prepared
D.to prepare
正确答案是C