旅行社质量保证金的基本内涵是什么？
参考答案：是指由旅行社缴纳，旅游行政管理部门管理，用于旅游者权益赔偿和垫付旅游者人身安全遇有危险时紧急救助的费用。
It is exactly ______he often fails in the exam ______ makes his parents worried about him.
A．what; that
B．that; which
C．that; that
D．what; what
我国人事制度历来不可动摇的根本原则是( )。
A．公平竞争原则
B．依法管理原则
C．党管干部原则
D．分类管理原则
