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.

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

The guide dogs helping the people with dementia will （）.

Have run out of fuel, the plane crashed to the ground.

An idle youth, a needy age.

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

Which of the following is the author"s suggestion

What effect has the Internet had on music piracy

我想知道他把表送給誰了。