已知幂函数y=f(x)的图象过点(2,22),则函数f(x)=______.

题型:填空题

问题:

已知幂函数y=f(x)的图象过点(2,
2
2
)
,则函数f(x)=______.
考点:幂函数
题型:填空题

增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。

删除:把多余的词用斜线(\)划掉。

修改:在错的词下划一横线,并在该词下面写出修改后的词。

注意:1. 每处错误及其修改均限一词。

2. 只允许修改10处,多者(从第11处起)不计分

One day while David was walking, he saw an old man struggled in the river. Quick he ran over and pulled the old man out. After he came back in life, the old man told to David he could give anything. David wanted because he was rich. David laughed. He doesn't believe the old man was rich. But he didn't want anything. Then he thought of something. "I want my dad to have job", he said. "Right." said the old man. "What's her telephone number?"

When David got home his dad said that he got a phone call just now and that one of the biggest corporation in the USA has offered him a job.

题型:填空题

H1受体阻断药抗组胺的作用机制是

A.加速组胺代谢
B.抑制组胺合成
C.与组胺结合,使组胺失去活性
D.化学结构与组胺相似,竞争性阻滞组胺受体
E.抑制组胺释放

题型:填空题

程序流程图是一种传统的程序设计表示工具,有其优点和缺点,使用该工具使应注意( )。

A.支持逐步求精

B.考虑控制流程

C.遵守结构化设计原则

D.数据结构表示

题型:填空题

在进行一般动力性分析而计算原地起步加速时间时,不可以忽略原地起步时的离合器打滑过程。

题型:填空题

体育活动对改善心理健康的作用主要体现在()。

A.改善情绪状态

B.确立自我概念

C.消除疲劳

D.培养意志品质

E.治疗心理疾病

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