It is quite typical of him to be late.

It took years for Einstein"s theory to gain acceptably.

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

What is true about sales of music over the last year

What effect has the Internet had on music piracy

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

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

Which of the following is the author"s suggestion

Nobody can work well if he is distracting.

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