17. It was soon after the economic crisis________sales of e-business started to grow.

A)why
B)how
C)where
D) that

18.____________we receive your application, we'll send you an e-mail to confirm it.

A)Once
B)Whatever
C)Whether
D)However

19. Make a list of what you have to do and put the items____________order of importance.

A)on
B) in
C)for
D) about

20. When you have filled in the form, keep the top part and send_________part to the bank.

A) others
B) other
C) the other
D) the others

21. All our spare parts are guaranteed if you have your car______with us each year.

A)serviced
B) be servicing
C) to service
D)servicing

22. We are confident that we_________our export sales by 15 percent by the end of this year.

A)increase
B) had increased
C) would increase
D) will have increased

23. If you leave your preparation__________the last minute, you'll reduce your chances of passingthe exam.

A)at
B)with
C) over
D) until

24. Only after we really understand your business________a suitable insurance programme foryou.

A) can we recommend
B) we can recommend
C) recommend we can
D) recommend can we

25. The course comes in three books of case studies,___________a variety of business activities indifferent parts of the world.

A) being covered
B)covering
C)cover
D)covered

Section B26.He asked the applicant to have her cell phone (turn)_______________off during the interview.