A、kept openB、keep validC、be kept firmD、be keeping openW……

单项选择题Their fine quality, attractive designs and the reasonable prices() we offer them will convince you that these materials are really of good value.

单项选择题We cannot trim anything () the price.

单项选择题Delivery must be effected within the time stated on the purchase order, ()the Buyer must atits opinion cancel the order.case of

单项选择题Please send us your latest catalogue with your best CIF Paris prices. We will also appreciate your telling us the ()weight of each article.

单项选择题We would appreciate your sending us a catalogue of your Rubber Boots ()with termsof payment and the largest discount you can allow us.

单项选择题The price you quoted is so high that we () help ()this transaction.

单项选择题Written notice shall be sent to all directors, indicating all matters to be considered().

单项选择题The law () what should be done.

单项选择题We hope that you will give us the opportunity to show you the fine work we do and the expertise of our qualified .

单项选择题Your letter arrived a few days ago and I must confess that this obligation completely ()my mind.

单项选择题Many shopkeepers guarantee satisfaction () customers.

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单项选择题The regulations ()that you may use a dictionary in the examination.

单项选择题The Chinese Corp. shall apply to the relevant departments for reductions or exemptions with regard to business and income ()and customs taxes on imports and exports.

单项选择题Rejection ()said goods shall not be a waiver of any other claim we may have.