21. We look forward your prompt acceptance of our offer.
A. for B. at C. to D. under
22. With a confirmed L/C, exporters can seek confirmation a third bank.
A. in B. at C. through D. by
23. We accept 60 day’s L/C this deal.
A. with B. for C. in D. at
24. The additional expenses may be charged your account.
A. with B. for C. under D. to
25. This type of merchandise is usually sold D/A terms.
A. on B. at C. for D. with
26. Extra expenses are to be borne you.
A. to B. through C. by D. for
27. Payment is to be made 90 days sight.
A. against B. for C. with D. after
28. Your 2% commission has been deducted the invoice value.
A. from B. to C. by D. at
29. We are sending you a dozen of our men’s shirts samples.
A. by B. through C. as D. for
30. We will reimburse you the extra freight.
A. as B. under C. with D. for

21.C
22.C
23.C
24.D
25.A
26.A
27.D
28.A
29.C
30.D