which
at which
from which
in which
第1题：
If we have given you any cause() dissatisfied , we should be glad to know of it .
A. to be
B. of
C. for
D. to
第2题：
We shall glad to receive your offer for walnut meat, shipment, during September/October for transshipment at Hongkong.()
第3题：
A.Replying to
B.Replying for
C.Replied to
D.Replied for
第4题：
() our repeated requests, still we have not received your letter of credit up to now.
A、In terms of
B、In case of
C、In condition of
D、In spite of
第5题：
As instructed in your letter of Sept.5, we have opened a letter of credit for your account valid () February 9, 1993.
A、during
B、on
C、from
D、 until
第6题：
We confirm that we agree()your suggestions made in our last letter .
A. with
B. on
C. to
D. that
第7题：
We have read your letter of the 8th inst. under the ()of Order No.25.
A、captioned
B、captioning
C、caption
D、captions
第8题：
A、Unless
B、As
C、If
第9题：
We are glad to send you this introductory letter, hoping that it will be the prelude () mutually beneficial relations between us.
A、for
B、to
C、on
D、in
第10题：
We have booked your order for 12,000 metric tons of Canada Oat as per your fax of September 18 and our E-mail of September 20, and wish to assure you that, upon receipt of the relevant L/C, we shall effect shipment in time.(英译中)