From the child to old age, we all use language as a means of
(36) our knowledge of ourselves and the world around us.
When humans first (37) , they were like newborn children,
unable to use this valuable tool. Yet once language developed, the (38)
for human’s kind’s future attainment and cultural growth
increased. Many linguists believe that evolution is
(39) for our ability to produce and use language. They
(40) that our high evolved brain provides us with an innate
language ability not found in lower organism. Proponents of this innateness
theory say that our potential for language is (41) , but that
language itself develops (42) , as a function of the growth
of the brain during childhood. Therefore there are critical biological times for
language development. Current reviews of innateness theory are
mixed, however, evidence supporting the (43) of some innate
abilities is undeniable. Indeed, more and more schools are discovering that
foreign languages are best taught in the lower grades. (44)
. Although some aspects of language are undeniably
innate, language does not develop automatically in a vacuum. Children who have
been isolated from other human beings do not possess language.
(45) Some linguists believe that this is even more basic to
human language acquisition than any innate capacities. These theorists view
language as imitative, learned behavior. In other words, children learn language
from their parents by imitating them. (46) .
【参考答案】
This demonstrates that interaction with other human beings i......