Work hard, or you'll have to take the same course again next year.とは 意味・読み方・使い方

Study harder or you won't pass the test.

Work hard, or you will fail.

Work hard, otherwise you'll be sorry.

Persevere, or you will fail.

Work harder, or―else―or else―otherwise―you will fail.

I must work hard, lest I should fail again―for fear I should fail again―for fear of another failure.

If you don't get down to work and study, you will fail the university entrance examination.

If you do your study at all, do your best.

If you don't study hard, you'll continue to get poor scores.

If he perseveres in his efforts,―If he keeps on as he has begun,―he will be sure to succeed.

Please do your best studying for the several days left.

If you can't make the cut, you shouldn't take this special training course.

Whether you like it or not, you must stick to your work.

Dean Hardscrabble accepts the bargain but adds a condition:

Classes may be taken individually or as a series.

The dean's term of office shall be two years. This clause does not, however, prohibit the reappointment of the same person [The same person, however, may be reappointed].

You too, please work hard at your part time job and with your studies.

Don't give up; you'll get there in the end if you keep studying.

I give you fair warning that, if you do not work harder, you will fail.

The student got interested in studying abroad when he finished this course.

During the remaining two weeks of orientation, you will receive training specific to your work in customer service.

You'll need to work much harder if you are going to pass the exam.

You'll have to study some to catch up with the others.

The class drags towards the close of the term.

The class drags towards the end of the term.

You have only to study hard.

Please do your best with studying.

Please do you best with studying too.

We must register for the courses that we're going to take by tomorrow.

Take my advice and try C University too; you don't want to aim too high and fail completely [get nothing].