听力原文：W: I'm tired of driving all the way to work and back every day. If only cars could drive themselves!
M: Well, some car manufactures are working on them. I guess you'll soon buy one if you can afford it.
Q: What does the man imply？
(15)
A. Driving to work is really a headache.
B. The woman will be able to buy an intelligent car.
Cars that drive themselves may be very expensive.
D. He is working with a car producer on intelligent cars.
查看答案
Neurogenesis occurs______.
A. in our whole life
B. when excess connections are pruned
C. in three short periods
D. when the brain is exercised
A．People with such skills save them time and money.B．People with such skills are more
A. People with such skills save them time and money.
B. People with such skills are more experienced.
C. People with such skills are usually better educated.
D. People with such skills are more efficient at work.
What do we know about glial cells？
A. They are much more than neurons.
B. They are only support cells.
C. They send neural signals.
D. They are unique to humans.
How did researchers find functions of the brain parts when scanning techniques were uncommon？
A. They measured temperatures of different areas of the scalp.
B. They used drugs to control different parts of the brain.
C. They studied patients who had brain damage.
D. They studied other great apes to make guesses.
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