眠たいときに勉強するのは時間の無駄だ。の英語

It's a waste of time to study when you're sleepy.

Studying when you're sleepy is a waste of time.

Sleeping is not a waste of time.

There is no point in studying if you are feeling tired.

He is too intent on his studies to think of anything else.

You've got to get down to your work.

I'm thinking that I have to study.

I'm too tired to do study.

I am tired, so I can't get myself up for studying.

You ought to unbend from work once in a while.

Even though I'm tired, I'll study hard.

I do not love labour for labour's sake, but I am obliged to do so.

Anyway, I have things I have to study.

You've got to get down to your work.

You've got to settle down to your studies.

You should study in an efficient manner.

Effort is essential to studying.

If you work too hard, you will make yourself ill―（一声に言えば）―You will work yourself ill.

I don't feel like studying.

As time presses, I must make the most of my time.

I've got to study.

I must study.

I have to study.

You must not make yourself ill by working too hard

You must not work yourself ill.

When I am tired of study, I practise music by way of diversion

I take to music as a recreation.

Going to school during the rush hour is tiring and unpleasant.

I study sometimes!

I must carry on my studies.