5. His parents were very proud of him because he passed the exam.

6. As the house is dirty, I can't feel comfortable.

as (conjunction) = because

comfortable (adj): dễ chịu

7. Since she is a beautiful girl, her husband very loves her.

since (conjunction) = because

husband (n): chồng

8. Because it's hot, we will travel to the beach this weekend.

10. I am very happy today because I got mark 10 in Math exam.

11. As Mary is ill, she doesn't go to school.

12. Because it rained heavily, our guests arrived late.

guest (n): khách

13. As my friend is absent, I have to copy the lesson for him.

absence (n): sự vắng mặt

14. As the boy is lazy, he is ignorant.

ignorant (adj): ngu dốt

15. Because my friend was ill, he was absent.

16. Since he has behaved badly, he must be punished.

punish (v): trừng phạt

17. Because I didn't have enough money, I didn't buy the computer.

18. As they were not here, they couldn't help you.

19. It's raining, so I can't go out.

20. Since we haven't got any food, we are going shopping.

go shopping: đi mua sắm

5. His parents were very proud of him because he passed the exam.

6. As the house is dirty, I can’t feel comfortable.

7. Since she is a beautiful girl, her husband very loves her.

8. Because it is hot, we will travel to the beach this week.

9. Since this problem is difficult, we can’t understand.

10. Because Mary is ill, she does not go to school.

11. I am very happy today  because I got 10 in Math exam.

12. Because it rained heavily, our guests arrived late.

13. As my friend is absent, I have to copy the lesson for him.

14. As this boy is lazy, he is ignorant.

15. Because my friend was ill, he was absent.

16. Because of his bad behavior, he must be punished.

17. Because I did not have enough money, I did not buy the computer.

18. As they weren’t here, they couldn’t help you.

19. It’s raining, so I can’t go out.

20. Since we have not got any food, we are going shopping.