单项选择题
We find （）necessary to stress the importance of making punctual shipment within the validity of the L/C.
A.how B.that C.it D.us
单项选择题 We regret （） that we can’t accept your offer.
单项选择题 （） quality and prices are satisfactory, there are prospects of good sales here.
单项选择题 The company in question does steady export business, （） satisfactory results in overseas markets.
