Before I set out on my journey, my mother told me everything ________ I should pay attention to.
Eating too much fat and sugar can heart disease and high blood pressure.
As we know, language is one of the significant means for mankind to thoughts and feelings.
The education of young is always hot and serious topic in modern society.
_________ the city, he looked forward to the visit anxiously.
Are you chairman? --- No, and I _________.