From childhood to old age, we all use language as a means of broadening our knowledge of ourselves and the world about us. When humans first 1____, they were like newborn children, unable to use this 2____ tool. Yet once language developed, the possibilities for human kind‘s future 3____ and cultural growth increased.
Many linguists believe that evolution is 4____ for our ability to produce and use language. They 5____ that our highly evolved brain provides us 6____ an innate language ability not found in lower 7____ . Proponents of this innateness theory say that our 8____ for language is inborn, but that language itself develops gradually, 9____ a function of the growth of the brain during childhood. Therefore there are critical 10____ times for language development.
Current 11____ of innateness theory are mixed, however, evidence supporting the existence of some innate abilities is undeniable. 12____ , more and more schools are discovering that foreign languages are best taught in 13____ grades. Young children often can learn several languages by being 14____ to them, while adults have a much harder time learning another language once the 15____ of their first language have become firmly fixed.
16____ some aspects of language are undeniably innate, language does not develop automatically in a vacuum. Children who have been 17____ from other human beings do not possess language. This demonstrates that 18____ with other human beings is necessary for proper language development. Some linguists believe that this is even more basic to human language 19____ than any innate capacities. These theorists view language as imitative, learned behavior. 20____ , children learn language from their parents by imitating them. Parents gradually shape their child's language skills by positively reinforcing precise imitations and negatively reinforcing imprecise ones.
1.A.generated B.evolved C.born D.originated
2.A.valuable B.appropriate C.convenient D.favorite
3.A.attainments B.feasibility C.entertainments D.evolution
4.A.essential B.available C.reliable D.responsible
5.A.confirm B.inform C.claim D.convince
6.A.for B.from C.of D.with
7.A.organizations B.organisms C.humans D.children
8.A.potential B.performance C.preference D.passion
9.A.as B.just as C.like D.unlike
10.A.ideological B.biological C.social D.psychological
11.A.reviews B.reference C.reaction D.recommendation
12.A.In a word B.In a sense C.Indeed D.In other words
13.A.various B.different C.the higher D.the lower
14.A.revealed B.exposed C.engaged D.involved
15.A.regulations B.formations C.rules D.constitutions
16.A.Although B.Whether C.Since D.When
17.A.distinguished B.different C.protected D.isolated
18.A.exposition B.comparison C.contrast D.interaction
19.A.acquisition B.appreciation C.requirement D.alternative
20.A.As a result B.After all C.In other words D.Above all