1.
Lastly, we should bestir ourselves and make arduous efforts in our study.
最后一点，我们要振作精神，下苦功学习。
2.
She took great pains with her English lessons and got high marks.
她下苦功学习英语, 获得了高分。
3.
We work hard at English so as to have a good command of it .
为了掌握英语，我们在学习英语上下苦功夫。
4.
grind for an exam
用功[刻苦学习]准备考试
5.
Hard work will be demanded of students in this course.
这门课程要求学生下苦功去学。
6.
One can not learn a language well unless one works hard.
学好一种语言非下苦功不可。
7.
students toiling over their homework
辛辛苦苦做功课的学生
8.
When you study hard, you'll need sth. to relieve.
当你进行艰苦的学习时，需要其他活动调剂一下。
9.
In order to lay a solid foundation they work hard at English.
为了打下坚实的基础，他们刻苦地学习英语。
10.
The next stage is a- level, for which he'll need to study much harder.
下一阶段都是a级水平，他需要更刻苦地学习。
11.
When you study hard, you'll need sth. to break the routine.
当你进行艰苦的学习时， 需要其他活动调剂一下。
12.
How to Study "English Lexicology;
苦干加巧干,定会收到事半功倍之效——如何学习《英语词汇学》
13.
There is no easy way to learn English well, you'll just have to work hard at it .
学好英语不是轻而易举的事，谁都得下苦功夫。
14.
Why? Basically because I was a lazy schoolboy.
为什么会这样子？ 只怪我在求学时代没有下苦功。
15.
Mark these three words, "make", "arduous" and "efforts". We must bestir ourselves and make arduous efforts.
下苦功，三个字，一个叫下，一个叫苦，一个叫功，一定要振作精神，下苦功。
16.
You must be willing to work hard.
你必须肯于下苦功夫。
17.
He grinds away at English studies.
他在英语学习方面很下功夫。
18.
Study to be what you wish to seem .
要遂凌云志，必须苦学习。