We often view the ability to construct and learn a language as a skill set so unique it sets us apart from all other creatures in the animal kingdom. Dogs, in all their unknowing wisdom, make a mess ...
Children learn language effortlessly and completely voluntarily. They learn new words miraculously fast. A teenager masters about 60,000 words of their mother tongue by the time they finish high ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果