单项选择题

The passage mainly tells us that ______.

A．man's life will be different in the future
B．future man will look quite different from us
C．man is growing taller and uglier as time passes
D．man's organs' functions will be on the wane

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热门试题

单项选择题

It is implied that ______.

A．human beings will become less attractive in the future
B．less use of a bodily organ may lead to its degeneration
C．human beings hope for a change in the future life
D．future life is always predictable

单项选择题

The change in man's size of forehead is probably because ______.

A．only 20 % of the brain's capacity is being made use of
B．his brain has grown larger over the past centuries
C．the other 80% of his brain will grow in due time
D．he will use his brain more and more as time goes on