6 Sentence

1- He goes to gym every day, so he gains muscle.

2- I try to finish my homework early, but I found myself staying awake until late time. 

3-He did his homework; then, he played video game.

4-Students hate homework; however, it is the major way to make them successful students.

5-If I get high score in IELTS, I will attend university in the US.

6-Even thought he studied hard, he did not pass last semester.