不易逆行的糖酵解反应是 A．磷酸甘油糖酵解反应 B．丙酮酸激酶反应 C．醛缩酶反应

销售人员薪酬方案的设计步骤包括()。

A.评估现有的薪酬计划

B.设计新的薪酬方案

C.执行新的薪酬方案

D.评价新的薪酬方案

E.计划的发布与沟通

用适当的短语、句子补全对话。

A: Hi, Mike! Could you please play pingpong with me?

B:     1   .

A: Why?

B: I have to stay at home    2    my granny.

A:     3   ?

B: She said she had a cold.

A:     4   . Did she go to see doctor?

B: Yes, I took her to the hospital this morning.

A:     5   ?

B: He said there was nothing serious with my granny, but she has to be in bed for some time.

A: Are you coming later?

B: I'll if I can. I have to wait until my mother comes back.

A: OK. But now I have to ask Li Hua instead.

1._______________________

2._______________________

3._______________________

4._______________________

5._______________________

什么是基本安全用具？

氰化法能增加工件的耐磨性能、表面硬度、疲劳强度和（）。

目前失业保险金的发放标准是多少？