It is when you nearly lose someone when you become fully conscious of how much you value them.

Which of the following is the author"s suggestion

It"s no good learning English without practice.

There is nothing so admirable as a man whose sacrifices his life and happiness for others. 

The doctor will get more practice out of me than out of ten ordinary patients.

What effect has the Internet had on music piracy

All male guests at this restaurant are respectfully requested that they are put on coat and tie.

No one should blind himself （） the well-known fact.

Man was, is and always will be trying to improve his living conditions.

What is true about sales of music over the last year