It is a general rule that children’s games and books seek to teach and ______ at the same time.

—What about the protection?—Let’s keep the surface        dirt by putting a cover over it.

He decided to _________ the club for old men and play chess there.

 Bob thought he couldn’t go to the party because he had too much homework, but persuaded by his friends, he went _________.

Our teachers promised to attend our class meeting, but they haven’t ____ yet.