You must work hard if you want to succeed.

You have to work hard if you want to succeed.

You must exercise your imagination.

He must work hard.

They must work 8 hours a day.

They're required to work eight hours every day.

I had to work hard when I was young.

As long as we live, we should work.

But to get in possesions of these services and goods in the first place you have to work for the monetary system.

They had to work all year round.

We must work hard.

Although he was exhausted, he had to keep working.

We were forced to work hard.

Above all, you must work now.

You must work according to your ability.

She never made it past the fourth grade.

You must work hard if you are to succeed.

You must work hard if you are to succeed.

We must work as long as we live.

The passion is the biggest drive.

If you are to succeed, you must work hard.

My father said that I must work hard.

How long would it take for this worker to work in order to earn enough money to buy what he's making?

You must work hard in order not to fail.

If you are to succeed, you must work hard.

Speculation instead of sustainability?

All the workers who are lazy must be fired.

Though he had a bad cold, he had to work.

He has to work hard so as to support his family.

Being poor, they had to work hard.

He often indulges in drinking when he should be working.

You should learn from your mistakes.

You must work hard if you are to succeed.

When I was young, I was tired and miserable.

He was sort of learning about new community and new sets of skills and kind of learning to hack politics.

You have to go.

A man must work.

If you are to succeed, you must work harder.

He had to work hard day and night.

There's no law that says you have to work here.

You must exercise more care in writing English.

If there are no taxis, we'll have to walk.

You won't succeed unless you work hard.

We must work as long as we live.

However tired I may be, I must work.