17. Jones & Noble of Liverpool wishes to open an account with us and has giv en your name as a _____. (A)referee (B)reference (C)recommenDPUion (D)res ume 。

6. Much as we would like to do business with you, _____. (A)we are unable to accept your order at the price you requested (B)we will be pleased to fulfill your order No. A116 (C)we are prepared to give a further reduction of 5% i n our quoted price (D)we expect to receive a new supply shortly 。