单项选择题 听力原文：Would you mind if I close the window?(5)A．That's fane, thank you.B．Yes, please.C．It's cold.D．Of course not.

单项选择题 Task 1Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 through 40. For each question or statement there are 4 choices marked A, B, C, and D. You should make the correct choice.Toronto--The chairman of the World Anti-Doping Agency said Friday his agency would complete 3,500 drag tests in the 12 months before the Salt Lake games, including 1,200 in the two months before the opening ceremonies. “What we want … is that ouHow many drugs tests will be conducted before the Salt Lake Olympic Games?A．4, 700.B．1,200.C．3,500.00D．2, 300.

未知题型 关于纤溶酶原(PLG)叙述正确的是