彼らは彼を勉強しないので退学させた。の英語

They booted him out of school for not studying.

He regrets having neglected his studies in his school days.

He regret having neglected his studies in his school days.

They reflected when they were in the classroom for him to cause care.

They accused him of being in the classroom in order to cause trouble.

He works as hard as any one

He can work with the best of them.

He has ceased to work hard as he used to.

He is as hardworking as any.

He makes up by diligence for his want of ability.

He is wanting in ability, but he works hard.

He didn't study at all.

He has failed in the examination owing to his idleness―in consequence of his idleness.

He works as hard as any one

He is second to none in diligence.

He worked very hard, but could make little progress.

He works as hard as any one

He can work with the best of them.

He failed after all his labours.

They edged him out (of the company).

He lagged behind at school.

He's as hardworking as any.

He plugged away at his lessons.

He became less and less interested in his studies.

they condemned him without a hearing

They requested him to do the job.

He is no longer the hard worker that he used to be.

He neglected his studies and did nothing but enjoy himself.

No wonder he didn't feel like studying.

They made him drink against his will.