- Because + S + V = Because of + N/Ving

- Dùng because of + Ving trong trường hợp hai mệnh đề có cùng chủ ngữ.

- Trong trường hợp hai mệnh đề khác chủ ngữ thì có thể dùng because of + N hoặc because of + Ving 

8. Because my son had a cold, I stayed at home.

-> Because of my son's cold, I stayed at home.

9. Because Nam is very sporty, he plays football everyday.

-> Because of being sporty, Nam plays football everyday.

10. Because it is cold outside, they can't go out.

-> Because of the cold weather, they can't go out.

8.c1.I stayed at home, because my son had cold

c2.Because my son cold, i had to stay at home.

9.c1:Nam is sporty,because he plays football every day

c2:Because he plays football every day, therefore he is very sporty.

10.c1: They can't go out because,it is too cold outside.

c2:Because it is too cold outside,they can't go out