麻煩各位英文達人幫我檢查這一個簡單的作文，文法是否錯誤。

Question

Can we study without examination?

If you are a student, you can’t avoid a problem. It’s called examination. Why do we need examination? Because it let us what you learn during a period. If you study hard, you will always get a good grade from examination, certainly it also contain a little bet lucky element in there. The main idea of examination is to test your capability and how you study hard. I think the examination is necessary for every students. But I still hate examination.
其中我比較想知道這三句的翻譯
1.因為考試讓我們知道這一個時期我們學了什麼。
2.假如妳認真讀書，妳將會總是拿到好成績，當然考試也包括了一些幸運的成分在裡頭。
3.考試的主要目的是要測試我們的能力和妳有多認真讀書。
請各位幫我翻譯 這幾句和幫我找文法錯誤謝謝！

METHING <-----啥意思？ 我查不到耶

Answer 1

If you are a student, you can't avoid THE CHALLENGE OF EXAMINATIONS.

Why do YOU need EXAMINATIONS?

Because TAKING EXAMINATIONS let YOU KNOW what YOU HAVE LEARNED during a period OF TIME.

If you study hard, you will always get GOOD GRADES from EXAMINATIONS, AND certainly it also HAS SOMETHING TO DO WITH LUCK WHILE TAKING EXAMINATIONS.

The main idea of examination is to test your PROFICIENCY and how HARD YOU STUDY.

I think EXAMINATIONS ARE necessary for ALL students, but I still hate THEM.

*CAPABILITY多指對某項技能的"能力", PROFICIENY則指對某事熟悉精通的程度.

Answer 2

Can We Study without Examinations?

If you are a student, you can’t avoid the challenge of examinations. Why do we need examinations? Because taking exams let you know what you have learned periodically. If you study hard, you will always get good grades, certainly it has something to do with luck as well. The main goal of taking exams is to test how much you have learned and how hard you have studied. I think examinations are necessary for every student. But I still hate them.

‘every’後面要加單數名詞喔~