使用洗衣机洗涤衣物，洗涤前要先检查（）。A、领口B、口袋C、纽扣D、袖子

[1] Look at the center circles of Diagram A and Diagram B. Which of the centre circles looks larger?

[2] Take a first look and you probably think that the centre circle in Diagram A is smaller than that in Diagram B. In fact, they are exactly the same size.

[3]Then look at the picture on the right.What do you see? A vase? Or two faces? Does the picture change quickly from one to the other again and again? Maybe or maybe not, but you can see them at the same time.

[4]“What’s happening? Is something wrong with my eyes?” You may wonder at what you see. Don’t worry. Here is how it goes:

[5]When we look at things, our eyes send messages to our brains and then our brains interpret (解释) the information. However, sometimes our brains interpret the received information in a wrong way. It seems that our eyes are playing a joke on us. This often happens and we call it “Visual illusion(幻觉)”.

[6] Movie makers often make use of illusions. They make the objects around actors much smaller or bigger than usual. This makes us believe that the actors are much larger or smaller than they usually are. The movies Jurassic Park and Honey J shrunk the kids just make use of illusions.

66. In which column of a magazine can you read the above text?

A. Culture.          B. Science.     C. Humour.    D. Education.

67. The centre circle in Diagram A looks smaller than that in Diagram B, That’s because____.

A. something is wrong with our eyes

B. the two circles are not of the same size

C. our brains interpret the information wrongly

D. pictures change quickly from one to the other

68. In the picture on the right, it seems that Line AB is shorter than lane

CD, but in fact lane AB is as long as Line CD. Which paragraph

can explain what has happened to our eyes?

A. The second one.             B. The third one.

C. The fifth one.                    D. The sixth one.

69. What’s the right order according to the text?

a. We look at things with our eyes.      

b. Our brains interpret the messages.

c. Our brains tell us what we have seen.  

d. Our eyes send messages to our brains.

A. a-d-b-c     B c-a-b-d       C a-c-d-b       D. b-e-a-d

70. Movie makers make use of visual illusions to        .

A. help the actors look better             B. make the actors much braver

C. help the actors become stronger      D. make the actors seem different in size

在评估中资产信息资料的分析通常可以通过确定()来完成。

A.信息源的可靠性和资料本身的可靠性

B.信息源的可靠性

C.资料本身的可靠性

D.信息本身和信息量的可靠性

接触类导线弧垂监测方法有（）。

A.雷达测距

B.倾角测量法

C.激光测距

D.温度测量法

工厂生产的蜂蜜在市场上销量很好，工厂B为了增加自己生产蜂蜜的销量，采用与非常类似的产品包装，但厂址与商标不同。对此事件的正确表述为（）

A.两种产品的包装类似，足以使消费者产生混淆，故工厂B行为属于不正当行为

B.尽管包装类似，但是消费者应该可以区分两种产品的不同，故工厂B的行为不构成不正当竞争行为

C.工厂B的产品表明了自己的商标和厂址，故不构成侵权

D.工厂A没有申请专利权，故工厂B行为是正当竞争行为

在实际工作中常用交流电的最大值来衡量交流电的大小。