严重出血的急性白血病患者最危险的症状是（） A.头痛、呕吐 B.眩晕、耳鸣 C.突然

请根据下列提示写用英语一篇120词左右的短文.

Everybody can’t live happily and healthily without other’s help. As a result , we should be grateful to our parents, teachers and friends. Now write an article “Learn to be grateful”. Your composition should include the following points:

1.why should you be grateful?

2.to whom  and for what  should  you give thanks?

3.How will you be grateful to other people by giving one or two examples?

Learn to be grateful

某公司的薪酬结构如下，这种结构属于( )薪酬结构。
技术与培训水平——基础工资(48%)
职务(或岗位)价值——岗位工资(28%)
绩效(生产量、销售量)——绩效工资(24%)

A．以绩效为导向的 B．以工作为导向的C．以能力为导向的D．组合

There is a vessel ahead（）your movement.

A.backup

B.blocking

C.choking

D.obstructing

移动版诚信通功能中没有短信重发产品功能。（）

核设施的大气环境影响评价范围一般以该设施为中心至半径为( )km的圆形地区。

A．40

B．60

C．80

D．100