As to the 20 Chinese undergraduate students to be interviewed in the research, how were they selected?
选项:
A:They were invited because they were born in China and had been studying least one year in America.;
B:They were selected randomly as long as they are Chinese.;
C:They volunteered to participate in the research because it is the research on Chinese students’ life in America.;
D:null
发布时间:2024-06-02 20:52:41