单项选择题
Sally,（）you have arranged for me tomorrow, it’s canceled.
A. whatever B. whichever C. what D. however
单项选择题 They have a very big budget. They（）five percent of their profit to that department.
单项选择题 A:Do you know our company at all? B:No, it's the first time（）here.
单项选择题 A:Im afraid Mr. Watson is not in the office at the moment. B:（）
