Each of us should _______ aside a few minutes to have a rest every day.

We were told that the stone figure _______ back to the 16th century was of great value.

Perseverance is a kind of quality and that is _______ it takes to do anything well.

You should help them ________ when your friends quarrel with each other.

We are interested in the weather because it _______ us so directly—what we wear, what we do and even how we feel.

—David has made great progress recently. — _______，and _______.

If you try to learn too many things at a time, you may get ________.

Modern economics ________ the country ’s agricultural policies.

A good worker in a key spot could, so _______ as he kept up production, take all the coffee breaks he wanted.

We cannot leave this tough job to a person ________.