21. Hoa hasn’t written to her parents for three months.
The last time HOA WROTE TO HER PARENTS THRRE MONTHS AGO
22. How long has been it since he bought the computer?
When DID THEY HE BUY THE COMPUTER
23. “ Don’t make such a mess in your room,” said Mrs Quyen to her son.
Mrs Quyen told HER SON NOT TO MAKE SUCH A MESS IN HIS ROOM
24. Viet does not play badminton as well as he used to.
Viet used TO PLAY BADMINTON WELL
25. The last time we went to London was two years ago.
We haven’t GONE TO LONDON FOR TWO YEARS
26. Will you take me to Halong Bay to see the magnificent cave ?
Do you mind TAKING ME TO HALONG BAY TO SEE THE MAGNIFICENT CAVE ?
27. Elias Home invented the sewing machine in 1845.
The sewing machine WAS INVENTED BY ELIAS HOME IN 1845
28. “ What time does he want to leave for the airport ?” Ha
y asked me.
Ha asked ME WHAT TIME HE WANTED TO LEAVE FOR THE AIRPORT
29. I saw Jane standing outside the shop.
Jane was SEEN BY ME WHEN STANDING OUTSIDE THE SHOP
30. “ Do you realize what the time is, Steve ?” asked Chris
Chris asked STEVE IF HE REALIZED WHAT THE TIME WAS