改錯超急呀~

I spent about 3 hours to do my homework,so i was very tired .Then i played games for a while in order to realx myself.I was worried about for my first term result . I got the low place in our class.I don't know want to continue waste my valuable time.In the past i was very so lazy that i couldn't pass the examsNow i must study hard in order to pass all the exams , becausei want to go to university study which is the best.