(61) During the 19th century scientists found that when certain parts of the brain of a man were injured, he would lose the power to do certain things. (62) And so, people thought that each part of the brain does a different job. (63) But modem research has found out that this is not so, for it is not easy to say exactly what each part of the brain does.
In the past fifty years there has been a great increase in the amount of research done on the brain, Chemists and biologists have discovered that the way the brain works is not so simple as people in general may think. Chemists tell us that 100,000 chemical changes take place in the brain every, second. (64) Some recent researches also suggest that we can remember EVERYTHING that happens to us. We may not be able to recall the things we’ve heard and seen, but it is all kept there in the storehouse of the human mind.
Earlier scientists thought that the power of one’s brai
During the 9th century scientists found that when certain parts of the brain of a man were (36) , he would lose the (37) to do certain things. And so, people thought that each part of the brain does a different (38) . But modern research has (39) out that this is not so, for it is not (40) to say (41) what each part of the brain does.
In the past fifty years there (42) a great increase in the amount of research (43) on the brain. Chemists and biologists have (44) that the (45) the brain works it is not so (46) as people in general may think. Chemists tell us that 100,000 chemical changes (47) in the brain every second. Some recent researches also (48) that we can remember everything (49) happens (50) us. We (51) not be able to recall (回忆) the things we’ve heard and seen, but it is all kept there in the storehouse of the human mind.
A. at
B. to
C. for
D. with
我来回答:
