28.测灯泡的额定功率.器材如图所示:其中被测灯泡的额定电压为3.6V.电源电压恒为6V.电流表量程0-0.6A和0-3A.电压表量程为0-3V和0-15V.开关.滑动变阻器.备用导线若干. (1)给实物图补画出所缺导线.使它成为一个完整的实验电路. (2)若在实验过程中发现电压表“0-15V 量程不灵.无法按常规方法进行实验.请你在不增减器材的情况下.重新设计出测定小灯泡额定功率的电路图.并画在右边的方框内.若此方法测得电流表和电压表示数如图甲.乙所示.则灯泡此时的电功率为 W. (3)若实验室里有四种规格的滑动变阻器:“10Ω1A .“15Ω1.5A .“20Ω2A .“50Ω2A .则无论是正常实验还是后来重新设计的实验.都是选用 规格的滑动变阻器为宜. 查看更多

 

题目列表(包括答案和解析)

此题要求改正所给短文中的错误.对标题号的每一行做出判断: 如无错误, 在该行右边的横线上划(√);如有错误(每行只有一个错误), 则按下列情况改正:

此行多一个词: 把多余的词用斜线划掉, 在该行右边横线上写出该词, 并也用斜线划掉.

此行缺一个词: 在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词.

此行错一个词: 在错的词下划一横线, 在该行右边横线上写出改正后的词.

注意: 原行没有错的不要改.

Dear Ron,

 

I was very exciting to hear that you are coming to our

56._______

school soon. Now let me to introduce our school to you

57. _______

Our school is a famous school with long history. We

58. _______

have many experience teachers and excellent equipment.

59. _______

There are two teach buildings, one is for seniors and the other is

60. _______

for juniors. There are too one lab building and one dorm        

61. _______

building. Except Chinese, math, English, physics and chemistry

62. _______

We still have some electives. The students can choose

63. _______

whichever they like to attend. We love our school. I am

64. _______

looking forward to meet you soon.

65. _______

 

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短文改错(共10小题;每小题1分,满分?10分?)?

此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行右边横线上画一个勾(√);如有错误(每行只有一个错误),则按下列情况改正:?

此行多一个词:把多余的词用斜线(\\)划掉,在该行右边横线上写出该词,并也用斜线划掉。

此行缺一个词:在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词。?

此行错一个词:在错的词下画一横线,在该行右边横线上写出改正后的词。?

注意:原行没有错的不要改。

The flu shot is very safe, and most people have    76_______.?

 no problems with it. Before the flu shot, some people  77_______.

 might feel comfortable or get a small fever, but      78_______.

that's nothing like the flu that can make you sick in     79_______.

a or two weeks                                 .80_______.

  Either you get the flu shot or not, you can do     81_______.?

something important keep yourself from getting        82_______.

the flu and the other winter illnesses. Get a good habit of 83_______.?

washing your hands. When you are, you wash away    84_______.

the viruses they will make you sick!                 85_______.

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第二节 短文改错(共10小题;每小题1.5分,满分15分)
此题要求改正所给短文中的错误。对标有题号的每一行作出判断;如无错误,在该行右边横线上面一个勾(√);如有错误(每行只有一个错误),则按下列情况改正:
此行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。
此行缺一个词:在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词。
此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。原行没有错的不要改。
As we know, our country suffer heavy snow last                                          76. _________
Spring Festival. Everything was covered with heavily                                     77. _________
snow, that made the buses, trains and planes stop.                                                 78. _________
Million of people couldn't go home. Many people                                        79. _________
suffered trouble. There were no food, water or light in                                    80. _________
some places. Our government called on people to fight                                             81. _________
against the heavy snow. As a student, I think they should                                     82. _________
learn from that the heroes. We must study hard at school.                                           83. _________
We should learn all kinds knowledge to make our                                         84. _________
motherland strong, better and richer.                                                   85. _________

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日前,由教育部、国家体育总局、共青团中央联合举办了“全国亿万青少年学生阳光体育运动”启动仪式,其影响巨大,意义深远。你在本校参与了此项活动,请你根据表格中所给信息写一篇英语短文。

内容

感想

☆学校师生收看了启动仪式;

☆开展了一小时的集体体育活动,如:跑步,做操,打篮球等。www.zk5u.考资源网

☆锻炼有利于强身健体;

☆运动使大脑休息,学习效果更好;

☆每天锻炼一小时,幸福生活一辈子。

注意:

 1、词数80~100个左右。

 2、短文的开头已为你写好,不计入总词数。

 3、短文须包括所有内容要点,但不要逐句翻译,可适当加入细节和适当发挥,使短文通顺、连贯。

4、文中不得使用真实姓名、校名。

参考词汇:the launching ceremony 启动仪式;build up one's body strength 强身健体

more effective效果更好

“Millions of young students nationwide sports sunshine” launched on April 29, 2007. The teachers and students in our school were organized to                                                

 

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此题要求改正所给短文中的错误。对标有题号的每一行做出判断

如无错误,在该行右边横线上画一个勾(√);

如有错误(每行只有一个错误),则按下列情况改正:

此行多一词, 把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并用斜线划掉。

此行缺一个词, 在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词。

此行错一个词, 在错的词下划一横线,在该行右边横线上写出改正后的词。

注意:原文没有错的不要改。

Sports and games do much good to our health.

They can make us strongly and keep us fit.Especially they can be of      __

very value to the people who work with their brains most of the            _____

day,for sports and games give people valuable practices in              ____

exercising the body.                                                   

Sports and games also very useful in character-training.                 _____ 

They usually demand not only of physical skill and strength               _____

but also courage,discipline and teamwork.For boys and                _____

girls,which is learned on the playground often has a deep effect           _____

on their character.If each of them learned to work for his team       ____

and not for him on the football field,he will later find it             ____

natural to work for good of his country,instead of for only his        ___

benefit.

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