摘要：Children acquire their native language easily in the non teaching conditions with their excellent language skills, while adults are unable to do it. “Whether the adults’ second language acquisition is easy or not” is always debated. This essay is from the perspective of children’s native language acquisition, through the systematic review of relevant theories, to explore “whether the adults’ second language acquisition is easy or not”. And on this basis, the native language acquisition gives enlightenment to the adults’ second language acquisition.
其他摘要：Children acquire their native language easily in the non teaching conditions with their excellent language skills, while adults are unable to do it. “Whether the adults’ second language acquisition is easy or not” is always debated. This essay is from the perspective of children’s native language acquisition, through the systematic review of relevant theories, to explore “whether the adults’ second language acquisition is easy or not”. And on this basis, the native language acquisition gives enlightenment to the adults’ second language acquisition.
关键词：adults’ second language acquisition;children’s native language acquisition;easy;difficult;enlightenment
