免费试听
讲解文本:
keep your chin up 别灰心,别气馁,保持斗志You"ll have a better day tomorrow. Just keep your chin up.明天你会好起来的,别灰心!I know this is hard for you, but try to keep your chin up.我知道这对你一定是有困难,但别灰心!
疯狂练习吧!
名师辅导
环球网校
建工网校
会计网校
新东方
医学教育
中小学学历