单项选择题 （）do not hesitate to greet people they know with an embrace.

单项选择题 In（），the use of first names is restricted to close friends and colleagues who have known each other for a long period of time.

单项选择题 If you could see any chance to reduce the price to our（），there is a possibility to conclude the business.

单项选择题 We think it advisable for you to make a（）if you wish to remain competitive.

单项选择题 It is（）that the matter should still be hanging unsettled.