I have been proactive based on basic hard hard study hard achieve excellent results.

我不断积极进取，立足基础，刻苦用功，努力学习，成绩优异。

youdao

We study hard and play hard.

我们既努力学习又尽情地玩。

youdao

He could work hard and study hard.

他还可以一边努力干活，一边努力学习。

youdao

My mother always told me, if you study hard, the answers should be right under your nose or easily seen.

VOA: special.2009.09.13

and just, you know, work hard and study, do your homework, eat well too, I'm sure that helps

所以，我的建议是，努力学习，认真完成作业，
同时也好好吃饭，这真的很重要哦。

如果是在考虑留学 - SpeakingMax英语口语达人

And as far as right now, just study hard, learn the material that will help you succeed.

就现阶段来讲，最重要的是勤奋学习，有一些知识是走向成功必不可少的，你要好好学习这些知识。

如果是在考虑留学 - SpeakingMax英语口语达人

We couldn't afford to tell those kids on the West Side or the South Side, if you work hard, if you study hard, if you're hitting the books, that you're going to be able to afford to go to college.

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The atmosphere in some schools is so hostile that girls find it hard to study.

ECONOMIST: South Africa: Wolves in teachers’ hats | The

And we expect people to earn it -- study hard, work hard for it.

WHITEHOUSE: President Obama Speaks on the 2013 Budget