Check out these idioms and phrases, which can be used when talking about school and learning.
看看这些习语和短语，它们可以用来谈论学校和学习。
Hit the books
开始学习
Meaning: to study
意义：学习
Example: I can’t go out this weekend, I have to hit the books because an exam is coming up.
这个周末我不能出去，因为考试就要来了，我不得不看书。
Piece of cake
小菜一碟
Meaning: something easy
意思是：简单的事情
Example: This test was a piece of cake. I didn’t have to study so much!
这次考试是小菜一碟，我用不着学那么多！
Pitch in
努力投入
Meaning: contribute, help out
意思：贡献，帮助
Example: Although Mary was in our group she didn’t pitch in with the project.
虽然玛丽在我们组，但她没有参与这个项目。
Ring a bell
听起来熟悉
Meaning: sound familiar
意思：听起来很熟悉
Example: Ben didn’t cover all the material for the exam. Most questions didn’t ring a bell for him.
本没有看完所有的考试材料，大多数问题他都不熟悉。
Skip class
逃课
Meaning: not go to class
意思是：不去上课
Example: Lee had to go to the doctor’s this morning so he skipped class.
李今天早上不得不去看医生，所以他逃课了。
Teacher’s pet
宠儿
Meaning: a student who is favored by the teacher
意思是：受老师宠爱的学生
Paul is the teacher's pet as he always polishes the apple.
保罗是老师面前的红人儿，因为他总是拍老师的马屁。
To be under the weather
身体不舒服
Meaning: to fill ill
含义：生病
Example: I’m under the weather. I think I’ll skip class.
我不舒服，我想我不能去上课了。
With flying colours
出色完成
Meaning: with distinction, successfully
意义：与众不同，成功
Example: I passed my final exam with flying colours.
我以优异的成绩通过了期末考试。