It is normally assumed that, by the age of ______, with an operating vocabulary of more than 2000 words, children have completed the greater part of the language acquisition process.
A.one
B.two
C.three
D.five
正确答案是D
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。