Do you know his father 'an old friend of the college President?

你知道吗，他爸爸是学校校长的老朋友。

youdao

Do you know anything about the new President?

您知道有关新总裁的消息吗？

youdao

Yes. Did you know that the senior class President works for the class for life?

是的，你知道班长要终身服务班上同学吗？

youdao

Yes. Did you know that the senior class President works for the class for life?

是的，你知道班长要终身服务班上同学吗？

youdao