我们要经常鞭策自己努力学习。

We should constantly urge ourselves on to study hard.

你非努力学习不可。

You must study hard.

努力学习就会通过考试。

You would pass your exams if you applied yourself.

他努力学习，希望能被一所工程学院录取。

He was studying in the hope of being admitted to an engineering college

他努力学习，终于学会了这种语言。

He studied hard and finally learned the language.

她努力学习，取得了好成绩。

She worked hard and got good grades.

我们应努力学习经济理论并能应用。

We should try to learn economic theory and apply it.

从入学时起，他们就一直努力学习。

They have been studying hard from the moment they enrolled.

他为了上大学正在努力学习。

He is studying hard with a view to going to university.