We paid cash in the hope that we can get 15% .A. with；accountB. in；chargeC. by；countD. in

问题补充：

We paid cash in the hope that we can get 15% .

A. with；account

B. in；charge

C. by；count

D. in；discount

答案：

A. with；account

B. in；charge

C. by；count

(答案→)D. in；discount

解析：in cash用现金；by check用支票；account账户；charge费用，收费；count数，计数；discount打折，折扣。句意：我们用现金支付，希望能得到15%的折扣。