6. It is interesting to watch a football match with the friends.

--> Watching a football match with the friends is very interesting.

7. Studying hard is good for you

--> It is good for you to study hard.

-It is+adj+(for somebody)+to do something...

8. Remmember to finish your homework on time.

--> Don't forget to finish your homework on time.

-Remmember=Don't forget (nhớ=không quên)

9. Don’t forget to bring a umbrelar because it is raining.

--> Remmember to bring a umbrelar because it is raining.

10. “ Do you know what she is speaking ? “: Tom askes me.

--> Tom asked me if I knew what she was speaking.

-Câu gián tiếp: S+asked+O+if/whether+S+V_lùi thì...