单项选择题
A. that could benefit both of us.
B. then he could get a large discount.
C. that is made with certain conditions.
D. to be more flexible over terms of payment.
单项选择题 A provisional agreement is one（）
单项选择题 The two parts reached no solution on the final item（）
单项选择题 The researcher has to start looking for a company（）
单项选择题 I just received a proposal（）
单项选择题 We use our tongue to（）.
单项选择题 She said that she wouldn't mind（）the typing work for you.
单项选择题 In those early days, the boy company's（）business was model railways and cars.
单项选择题 She（）mail the package before the post office closes.
单项选择题 The seller was trying to sign a substantial order（）
单项选择题 They look forward to（）the new products soon.
单项选择题 The telephone line is（）busy at the moment.
单项选择题 The computerized doll（）the quality test.
单项选择题 We need to consider a couple of options（）
单项选择题 Please（）me how to do the market research for a new product.
单项选择题 The Greenfield site has made the campus（）.
单项选择题 I think the discount is higher than anything（）
单项选择题 Hello. my name is Edward Green. I（）to speak to Mr. Smith, please.
单项选择题 I wonder（）you could check Mr. Sakai’s European itinerary.
单项选择题 I have a small token of our gratitude（）
单项选择题 The company really needs the fax machine by tomorrow（）