6. Not only ______ unpunctual in effecting shipment, but the goods you supplied are not up to the standard as well.

A. you are                                                 B. you have been

C. are you                                                 D. have you been

7. We are sure that both of our companies will ______ from the joint venture.

A. make benefit                                         B. benefit

C. be benefited                                          D. be benefit

8. Our firm is a leading importer ______ industrial chemicals.

A. dealing in                                             B. dealing with

C. deal in                                                 D. deal with

9. A fair comparison in quality between our products and ______ will convince you of the reasonableness of our quotation.

A. other suppliers                                      B. that of other suppliers

C. any other suppliers                                 D. those of other suppliers

10. But for their assistance, our cooperation would not have made such a great progress ______.

A. soon than what had expected                  B. soon than what was expected

C. sooner than what had been expected         D. sooner than what had expected