青云翻译

If you do not know how to solve problem asks, do not hesitate to ask students and teachers

If you don't know how to solve the problem, don't be embarrassed to ask students and teachers

If you did not know how Xie Zhei a topic, doesn't want not to feel all right asks schoolmate and teacher

If you don't know how to solve this question should not be too embarrassed to ask students and teachers

If you don't know how to solve the problem, don't be embarrassed to ask students and teachers