我打算努力学习并取得好成绩。

I'm going to study hard and get good grades.

我们也应该努力学习并保持健康。

We should study hard and stay healthy, too.

好的，那我必须更加努力学习。

OK, I must study harder then.

我要努力学习。

I am going to study hard.

现在我想努力学习，长大后成为一名兽医。

Now I want to study hard and become a vet when I grow up.

她抚平他的头发，告诉他要努力学习，听老师的话。

She smooths his hair and tells him to study hard and listen to the teacher.

“你必须努力学习，表现良好，取得好成绩，证明你是一个好韩国人。”

You must study hard, behave nicely and get good grades to show that you're a good Korean.

我必须努力学习我的课程。

I have to study hard for my lessons.

向使你努力学习，你就会成功。

If you study hard, you will succeed.

你需要努力学习才能过关。

You need to study hard to pass the barrier.