单项选择题A.In three minutesB.In twenty minutes. C.In thirteen minutesD.In thirty minutes.
单项选择题A.In February.B. In March. C.In April.
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