For the vast majority of children, language development occurs spontaneously and requires little conscious instruction. In fact, parents often fail in their attempt to teach children grammatical rules.

• 对绝大多数儿童而言,语言发展是本能进行的,几乎不需要成人刻意的传授。事实上,父母向儿童传授语法规则徒劳无益。