努力学功课。
To begin with, you must work hard at your lessons and be fully prepared before the exam. Without sufficient preparation, you can hardly expect to answer all the questions correctly.
首先，你必须努力学习功课，并在考试前做好充分的准备。没有充分的准备，很难正确回答所有的问题。
It's wise for us to work hard at our lessons.
努力学习各门功课对我们来说是一明智之举。
We must work hard at all our lessons.
我们必须努力学习各门功课。
I will try my best to work hard at my lessons to make my dream come true.
我会尽我所能，在我工作的经验教训努力使我的梦想成真。
We must work hard at all the lessons.
我们必须认真学习所有公课。
You should work hard at your lessons.
你应该努力学习功课。
I work hard at all my lessons.
我努力学习各门功课。
While we work hard at our lessons, we can surely achieve high grades.
只要我们刻苦学习，我们就一定取得好成绩。
Your success depends on how hard you work at your lessons.
你的成功取决于你努力的程度。
You must work hard at your lessons.
你应该努力学习功课。
I will try my best to work hard at my lessons to make my dream come true.
我将尽我所能努力学习功课，使我的梦想成真。
The game on the computer was so funny that Jimmy often forgot about his lessons. His mother told him not to forget to work hard at his lesson and she forgot saying so to Jimmy too many times.
有趣的电脑游戏使吉米常常不把功课放在心上，他母亲叫他别忘记努力学习功课，她忘记她已经对吉米这样说的次数太多了。
I work hard at my lessons in order to enter a key university.
我努力学习功课是为了进入一所重点大学。
I will try my best to work hard at my lessons to make my dream come true.
我会尽我最大的努力，用功学习，让我的梦想成真。
We should work hard at our lessons.
我们应该努力学习我们的功课。
On the one hand, some of us are lazy and don't work hard at their lessons.
一方面，我们当中的一些人太懒而且在他们的功课上不努力。
To go to a key university, you should work very, very hard at your lessons.
要想上重点大学，你就应该非常努力地学习功课。
I'm trying my best to work hard at all my lessons and make my dream come true.
我尽量努力学习我所有的功课，让我的梦想成真。
Our teachers often ask us to work hard at our lessons.
老师经常要求我们努力学习我们的作业。
We must work hard at our lessons.
我们一定要努力学习功课。
As a teenager, I should work hard at my lessons.
作为青少年，我应该努力学习功课。
We must work hard at our lessons.
我们必须努力学习功课。
Tom failed in this examination, but the law of averages made him work hard at all his lessons.
这次考试汤姆没及格，便不能总不及格的相法使他努力学习所有的功课。
I'm a diligent student. I work hard at my lessons and have many other interests in my spare time, such as reading, climbing and playing table tennis.
我勤奋好学，在业余时间里有许多爱好，像读书、爬山、打乒乓球等。
If you can give up seeing the film and work hard at your lessons, we say you have self-control.
如果你可以放弃看的电影和工作硬功课，我们说你有自我控制。
Our duty is to work hard at our lessons.
我们的责任是努力学好功课。
Our duty is to work hard at our lessons.
我们的责任是努力学好功课。
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