According to paragraph 2, this discovery is significant because______.
A. it is necessary to understand the anatomy of the brain when dealing with diseases that affect thought processes
B. it shows that men and women are equally intelligent
C. it shows that men and women are equally intelligent overall, but specialise in different ways of thinking
D. many diseases of the brain are specific to gender or the other
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正反馈主要用于振荡电路，负反馈主要用于放大电路。()
The word "capillary", as used throughout the text, means "______".
A. objects having a similar size and shape to hairs
B. blood vessels
C. any tubular object having a small internal diameter
D. contact brushes in microchips
It can be learned from Paragraph 4 that______.
A. private oil companies, non-OPEC countries and governments are powerless
B. OPEC needs to increase the refining capacity
C. everyone should be more focused on geopolitics
D. OPEC can not be solely responsible for increasing refining capacity
共阴极的半导体数码管应该配用高电平有效的数码管译码器。()
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