单项选择题
All offers（）require payment or private information before giving an award are bogus.
A.what B.who C.whose D.that
单项选择题 Internet（）theft is a growing—and very costly—problem.
单项选择题 If an unanticipated conflict develops once the meeting is in progress, either appoint a subcommittee to（）the problem.
单项选择题 If you（）a conflict prior to the meeting, discuss the issue with participants in advance.
