The phrase “go under” in the second paragraph is closest in meaning to _____.
A. have low fees B. get into difficulties
C. do a bad ]ob educationally D. have low teaching standards
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!