C) The phrase blind as a bat is valid.
D) Sonar and radar systems of man are inefficient.
注:写作主题题型,第一句话的同义改写 match v. 匹敌
In these days of technological triumphs, it is well to remind ourselves from time to time that living mechanisms are often incomparably more efficient than their artificial imitations. There is no better illustration of this idea than the sonar system of bats. It is billions of times more efficient and more sensitive than the radars and sonars designed by man.
Question 11 to 15 are based on the following passage:
11. The authors main purpose in writing the passage is to ____.
A) teach children how to learn to produce and experience certain emotion
B) give the general reader an account of two basic kinds of learning
C) give parents some advice on how to modify their childrens emotions through learning
D) discuss with psychologist how positive and negative feelings are produced
12.If your jokes often find already echo in a person, you will learn though ____ that telling jokes to this person is fun, and you will try with greater efforts to be humorous in his presence.
A) classical conditioning B) operant conditioning
C) neither of them D) some other sorts of conditioning
【四六级考试阅读的备考:课堂笔记(22)】相关文章:
最新
2016-10-18
2016-10-11
2016-10-11
2016-10-08
2016-09-30
2016-09-30