What does “the world’s greatest minds” refer to (in the second sentence of Para. 3)?
A. The world’s most intelligent people.
B. CEOs in international companies.
C. The most important people in the world.
D. The richest people all over the world.
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What is iTunes U?
A. Computer software newly-designed by engineers.
B. Open online courses by professors from famous universities.
C. Online shops which sell college courseware and textbooks.
D. Courseware designed and made for university and college teachers.
Why should a person zone out sometimes?
A. To help comfort himself and reduce tiredness.
B. To make his brain focus on important thinking.
C. To boost his brain power.
D. To engage more sections of the brain and remember things easily.
From the passage we know if a person does what he doesn’t really enjoy, __________.
A. his brain will perform less efficiently
B. his brain will get more efficient working power
C. his brain power will be increased a little
D. his IQ will go down a lot
In the writer’s opinion, it is not true that ___________.
A. eating curry and drinking juice can be brainy
B. foods rich in vitamins B6, B12 and E do nothing to increase brain power
C. oolive-oil-rich Mediterranean diet is not helpful to maintain brain power
D. eating some highly-praised foods can increase intelligence
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