Can you use this computer?

⇒ You can use this computer, can't you?

I can't remember the answers to these questions

⇒ I wish I could remember the answers to these questions.

"I must go to Ha Noi tomorrow". Said Nam.
⇒ Nam said he had to go to Ha Noi the next day.

Nga spends 4 hours a day practing English with her friends

⇒ It takes her 4 hours a day to practice English.

We take our umbrellas because it is raining heavily.

⇒ It is raining heavily, so we take our umbrellas.

VI. 

36. You / mind / if I / borrow / car / ?

⇒ Do you mind if I borrow your car ?

37. Tom / always / going / home / late / so / mother / be / angry /

⇒ Tom is always going home late so his mother is very angry.

38. It / be / necessary / you practice E. / every day /

⇒ It is very necessary for you to practice English everyday.

39. Compost / can / made / household / garden waste /

⇒ Compost can be made from household and garden waste.

40. Flight 710 / Chicago / take off / ten / minutes /

⇒ Flight 710 to Chicago will take off in ten minutes.