For（）commodities as oil, sand and timber, rail is cheaper than road.

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Just as quality is important for our company,（）marketing.

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Your request for payment（）Letter of Credit is unacceptable.

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We are（）to have your enquiry for Sewing Machines.

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We are（）to have your enquiry for Sewing Machines.

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We suggest that you（）our representative in Beijing for your requirements.

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We have to claim for your delay in（）of our order.

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We thank you for your letter of May 17 and the（）catalogue.

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We have（）at 30 days’ sight for the amount of the invoice.

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Please let us know what（）are involved and the time（）for delivery.

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（单选题）

（）compensation trade，we mean to pay for your machines with articles produced.

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