题目内容

Our company has 20 years' experiece _____ the machinery line.

A. on
B. in
C. about
D. of

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We are ______that our catalogue will give you all the details you require.

A. confident
B. in confidence
C. confidential
D. confidentially

We look forward to receiving your prompt reply and ________ you soon.

A. meeting
B. to meet
C. to meeting
D. meet

Fill in the blanks with the first letter given.By the courtesy of Mr. Black, we are given to understand the name and a________ of your firm.

Fill in the blank with the proper prepositionWe owe your name and address ______ the Commercial Counselor's Office of the Embassy of People's Republic of China in our country.