Our quotation for 20 metric tons of walnuts is valid ____5 days. (从in; for; of中选词填空)
                    举一反三
- 6. Our quotation______20 metric tons of walnuts is valid______5 days.
 - The seller offered on 5thMarch :“ 20 metric tons of Northeast<br/>soybean, CIF London at US$20 per metric ton, valid on 8th March,<br/>subject to our final confirmation”. On 7th March, the seller<br/>received a reply from the buyer “accepted your offer of 5th.”<br/>( ) A: the<br/>contract was concluded. B: the<br/>contract was not concluded.
 - We confirm the sale to you of 100 tons groundnuts resulting ____letters exchanged.(从in, at, from 中选词填空)
 - 选词填空: ( This, These ) are our new documents.
 - 20000 metric tons, 5% more or less at seller’s option.
 
