| 1. | My english is very poor , so i must work hard at it
我的英语很差,所以我得努力学习它 |
| 2. | In order to master english we must work hard at it
为了掌握英语，我们必须努力学习它。 |
| 3. | My english is very poor , so i will work hard at it
我的英语水平很差，所以我得努力学习它。 |
| 4. | So i should work harder at it
因此，我们应该努力练习（汉语书法） 。 |
| 5. | When he got along i was hard at it taking up a " trot " line
他走过来的时候，我正使劲把拦河钩绳往上拉。 |
| 6. | You can make rapid progress in your english if you work hard at it
如果你努力学习，你的英语会迅速取得进步。 |
| 7. | You really work hard at it
哇，你真的是很认真 |
| 8. | You can make great progress in your english if you work hard at it
如果你努力学习，你就会在英语方面取得很大进步。 |
| 9. | I ' m working hard at it
我正为之努力。 |
| 10. | Some people dream of success , while others wake up and work hard at it
有些人梦想成功，有些人则是在梦醒之后为此努力拼搏。 |
