问题
单项选择题
Children develop language competence in their first language in a relatively short time merely by ______ it.
A. being exposed to
B. speaking
C. using
D. listening to
答案
参考答案:A
解析:
Children develop language competence in their first language in a relatively short time merely by ______ it.
A. being exposed to
B. speaking
C. using
D. listening to
参考答案:A
解析: