Eyes Can SpeakMuch meaning can be carried clearly, with our eyes, so it is often 41 that eyes can speak.Do you have such kind of 42 ? In a bus you may look at a stranger, but not too long. And if he 43 that he is being looked at, he may feel uncomfortable. The same in daily life. If you are looked at for more than necessary, you will look at yourself up and down, to see if there is 44 wrong with you. If nothing goes wrong, you will feel 45 toward the person who is looking at you that way. Eyes do speak, right?Looking too long at someone may seem to be impolite. But sometimes things are different. If a man looks at a woman for more than 10 seconds ,it may mean that he wishes to attract（吸引）her attention, to make her understand that he 46 her. When two people are in a conversation, the speaker will only look at the listener from time to time, 47 make sure that the listener does pay attention 48 what he or she is speaking. Lovers will enjoy looking at each other or being looked at for a long time, to show something that 49 cannot express.Clearly, eye contact should be done according to the relationship between two people and the place 50 you stay.41.__________

简述小学数学教学论的研究对象。学习和研究小学数学教学论的意义有哪些？

课程研究与教学研究同样重要。课程论侧重研究教什么，教学论侧重研究“如何教”。

20世纪是科学化教学论的（）。20世纪前教学论研究的重心是宏观的教学哲学层面，20世纪后研究重心还包括微观的“（）”。

—You don’t like this oil painting, do you?—_____, I like it better _____ I look at it.

Multilateral trade involves at least two parties dealing with international trade.

课程研究与教学研究同样重要。课程论侧重研究教什么，教学论侧重研究“如何教”。

把课程理论与教学理论放在平列的水平来看，课程论研究的是教学什么，教学论侧重研究的则是怎样教学。

从学科发展渊源来说，大学教学论是教学论在高等教育领域的延伸和拓展，是教学论学科新近开辟的研究领域。

In speed reading, looking at your watch every 5 or 10 minutes ______.

Silent reading involves looking at the text and saying the words silently to yourself.（）

Bob: Wow, look, all the things are on sale.　　Jane: Yes, look at here, this is 50% off. ______.　　Bob: And look at the shoes. They are 30% off the normal price.