[单选题]What will man be like in the future --- in 5,000 or 50,000 years from now? we can only make a guess, of course but we can be sure that he will be different from 1.____ he is today. For man is slowly changing all the time.
ALet us 2.____ an obvious example. Man, even five hundred years 3.____, was shorter than he is today. Now, on average, men are about three inches taller. Five hundred years is relatively a short period of time, so we are sure that man will continue to grow taller.
BAgain in the modern world we use our brains a great deal. Even so, we still make use of only about 10% of the brain’s capacity. As time goes on,4.____, we shall have to use our brains more more --- 5.____ we shall need lagrer ones! This is likely to bring about a 6.____ change to the head; in particular the forehead will grow larger.
COn the other hand, we 7.____ to make less use of our arms legs. Therse, as a result, are likely to grow weaker. At the same time, however, our fingers will grow more 8.____, because they are used a great deal in modern life.
DBut what about hair? This will probably disappear from the body altogether because it does not sevrve a useful purpose 9.____ . in th future, then, both sexes are likely to be bald.
EPerhaps all this gives the impression that future man will not be a very attrative creature 10.____! This may well be ture.
F
G1. A. that B. what C. which D. who
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