She ___ for the professor who was ill.

Peru is, ______, a very beautiful country、It is so attractive that tourists from all over the world come to visit it.

He found it no pleasure ____ himself of the habit of playing computer games day and night.

Now that smoking         great harm to you and people around you,    you might as well        .

More and more rich people have promised to ______ their wealth after death to help the poor and the disabled.