我在那裡擔任一位老師，在學生們寫完學校功課後幫他們檢查，並告訴他們如何

我在那裡擔任一位老師，在學生們寫完學校功課後幫他們檢查，並告訴他們如何修改錯誤的地方。因為學校的課程太多了導致我沒辦法繼續在那裡上班。

結果 (英文) 1:

I worked as a teacher there, checking the students after they had finished their school work and telling them how to correct their mistakes. Because the school has too many courses, I can't continue to work there.

結果 (英文) 2:

I work as a teacher there, helping students check their school assignments and telling them how to correct any mistakes. Because there are too many courses at school, I am unable to continue working there.

結果 (英文) 3:

I worked as a teacher there, helping students check their school work and telling them how to correct their mistakes. I can't continue to work there because there are too many courses in the school.