单项选择题A.Three particular groups of learners. B.The importance of business English. C.English for specific purposes. D.Features of English for varied purposes.
单项选择题A.A medical conference.B.A job interview.C.. A business negotiation.D.A celebration.
单项选择题A
单项选择题A. On a bus.B.On a plane.C.On a ship.D. On a train.