In order to get happiness, many people chase after reputation or money aimlessly. However, in most cases, real happiness is actually _________.

The family is a cooperative enterprise for which it is difficult to _____ rules, because each family needs to work out its own ways to deal with its own problems.

But someday, all the work we have done will ____; we will go to college and go on to’have a suitable job．

The little child ________ get what he wanted at last and felt very happy.

Smoking is a bad habit．You should       it．