We paid cash in the hope that we can get a 15% .
A. by , count
B. with , account
C. in , discount
D. in , charge
网友回答
A. by , count
B. with , account
(答案→)C. in , discount
D. in , charge
解析：句意：我们用现金支付，希望能得到15%的折扣。第一空填in，in cash用现金；by check用支票；第二空填discount打折，折扣。account账户；charge费用，收费；count数，计数； 所以选C。