1.
Don't know? Well, learn to.
不懂，就好好学呗。
2.
Study well and make progress every day.
好好学习，天天向上。
3.
You must get down to your studies this year.
你今年要好好学习。
4.
The lesson needs to be well rubbed in.
这一课需要好好学习。
5.
"Be cited as a "three-good student"(who is good morally, a academically and physically)"
被评为"三好学生"
6.
Fourth, it is essential to select students carefully.
第四，要选好学员。
7.
Are you a good student who is prepared to work hard?
你是个准备好努力学习的好学生吗？
8.
I was honored as a" Three Virtues" in university serval times.
我在大学里有好几次被评为“三好学生”。
9.
A good teacher plants the love of learning in students.
好的教师培养学生的好学精神。
10.
She was a bright and eager student and, consequently, did well in school.
她是个聪明好学的学生, 因此学习成绩很好。
11.
Be careful. if you do not work hard, i'll spank your bottom.
你再不好好学习, 小心被打屁股。
12.
Keep fit, study hard and work well.
身体好，学习好，工作好。
13.
Kate： Yes, she's good at Chinese, maths and science.
好，她语文、学和自然科学学得很好。
14.
In short, young people should be enabled to keep fit, study well and work well.
总之，要使青年身体好，学习好，工作好。
15.
OK. Study must come first.
好的。学习第一位。
16.
Learning makes a good man Better and a Bad man worse.
学习使好人更好，坏人更坏(好人越学越好，坏人越学越坏)。
17.
None of them take a whit of notice, of course, and they take to smoking and drinking like fish to water."
好传统、好作风、好经验，学不进；抽烟、喝酒，一学就会。”
18.
Learning makes a good man better and ill man worse.
好人越学越好，坏人越学越坏。