问答题简答题：频率下降，发电机进行一次调整，其有功功率将会如何调整？

题型：选择题

— Brad was Jane's brother!

— ________ he reminded me so much of Jane![ ]

A. No wonder

B. Above all

C. No doubt

D. Of course

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题型：阅读理解

阅读下列短文，根据短文内容，选择正确答案。

Dear Sally,

When you go to see your brother, you can take some things to him: his math book, which you

borrowed last week, a baseball, notebook, CDs and video cassette. You both can play baseball

tomorrow afternoon. The CDs are needed listening by your brother. And you will enjoy the VCD

together. The math book is on the dresser. The baseball is under the bed. The CDs are in the drawer.

The video cassette is behind the computer. I have put them away. OK?

Have a good time! Baby!

Mum

1.You will take ______ things to your brother when you go to see him.

A. five

B. same

C. three

2.The math book is from ______.

A. mother

B. brother

C. Sally

3. Which of the followings are not taken with you?

A. CDs

B. basketball

C. a notebook

4. Why will you take a VCD?

A. To give it back to my brother.

B. To watch it with my brother.

C. To sell it to my brother.

5. Where is the video cassette?

A. It's on the computer.

B. It's in the drawer.

C. It's behind the computer.

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题型：填空题

暗适应是视觉感受性逐渐_________的过程。

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题型：单项选择题

“知屋漏者在宇下，知政失者在草野”。是的，如果主政者井蛙观天，孤陋寡闻，视世情必______，察时势则______，一不小心就会压抑活力，积攒怨气。
填入划横线部分最恰当的一项是( )。

A．管窥蠡测如坐云雾

B．管中窥豹不知所以

C．盲人摸象如梦初醒

D．洞若观火如堕烟海

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题型：单项选择题案例分析题

某家纺企业在经济开发区投资建设生产基地，在施工的前期阶段，租用两台QY25汽车吊施工，其中一台QY25H汽车吊司机在吊装一吨左右的钢构件时，机体发生倾覆，致使两节起重臂折断，支腿油缸损坏，造成直接经济损失7万元，事后发现司机只支了一边的支腿。试根据上述事件回答下列问题：其中，判断题二选一（A.B选项），单选题四选一（A.B.C.D选项），多选题四选二或三（A.B.C.D选项）；不选、多选、少选、错选均不得分。

此次事故按其原因和性质为（）。

A、责任事故

B、质量事故

C、自然事故

D、重大事故

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频率下降，发电机进行一次调整，其有功功率将会如何调整？

题目：

答案：