Sentence examples for endeavour to work hard from inspiring English sources

"I deeply regret what was said, will endeavour to work hard at making constructive contributions in the future and will always have a deep appreciation for our viewers".

I just try to work hard.

Try to work hard in both areas.

Try to work harder.

He had to work hard".

"You have to work hard.

I have to work hard".

I had to work hard.