11. He is much more concerned about others ______.

A. as himself                                                    B. as about himself

C. than himself                                                 D. than about himself

12. Profitability fell ______ the increased turnover.

A. in spite of                                                    B. despite of

C. although                                                       D. though

13. Our manager prefers trains to airplanes ______ he has to get somewhere in a hurry.

A. because                                                        B. when

C. unless                                                          D. if

14. I was quite well thought of by others. I tried，______，to do my work to the best of my ability.

A. as well as                                                     B. however

C. moreover                                                     D. similarly

15. The manager asked the clerk where ______ the bill of lading.

A. he put                                                          B. did he put

C. he had put                                                    D. had he put

16. The scissors are 84-85mm long but they can be shortened to 46-47mm when ______.

A. folded                                                          B. folding it

C. be folded                                                      D. it folded

17. We are sure you will have no difficulty ______ our products at your end.

A. marketing                                                    B. to market

C. market                                                         D. marketed

18. We do not know whether they will revert to ______ about commission when they have gone over our quotation sheet.

A. being talked                                                 B. talked

C. talk                                                              D. talking

19. The selling season is approaching. You’d better ______ them an offer as soon as possible.

A. to make                                                       B. make

C. made                                                           D. making

20. Emphasis has to be laid on the point ______ shipment must be made within the validity of the L/C.

A. which                                                          B. that

C. what                                                            D. while