预留金是指( )为可能发生的工程变更而预留的金额。
A．投标人B．招标人C．分包人D．承包人
参考答案：B
厨师长基本素质的要求是什么？
— How about your journey to Mount Emei?
— Everything was wonderful except that our car _____ twice on the way. [ ]
A. slowed down
B. broke down
C. got down
D. put down
