C. receiving                                                     D. will receive

17.An agreement is __________as a result of the process of offer and acceptance.

A. included                                                      B. had

C. resulted                                                       D. reached

18.No discount will be granted __________you could place an order of more than 10000 dozen.

A. until                                                            B. unless

C. otherwise                                                    D. except

19.__________a limited supply is available at present , we would ask you to act quickly.

A. As                                                               B. Being

C. Because of                                                   D. Owing to

20.As agreed upon in our negotiation, payment __________ L/C.

A. is made with                                                B. will be