1-     I’M SURE THEY TOOK THE KEYS BY MISTAKE. They aren’t
thieves (have)
 
THEY MUST HAVE TAKEN THE KEYS BY MISTAKE, THEY AREN’T
THIEVES 
 
2-    They explained they didn’t have the wallet. This
wasn’t the true. (Which)
THEY EXPLAINEDTHEY
DIDN’T HAVE THE WALLET, WHICH WASN’T TRUE
3-    I’m sure that Ann IS NOT studying  at the moment (be)
 BEN CAN’T BE
STUDYING  AT THE MOMENT
 
4-    Ana’s sisters are better student than her (as)
ANA DOESN’T STUDY AS WELL AS HER SISTER
 
5-    Although John had the money he didn’t lent it to his
brother. This was wrong (shouldn’t)
_ HE SHOULDN’T HAVE DONE IT
6-    Nobody had seen John when I arrived yesterday
 JOHN HADN’T BEEN SEEN WHEN I ARRIVED YESTERDAY
7-    There were too many people waiting to see the singer.
It became dangerous to stay here (such)
THERE WAS SUCH DANGEROUS TO STAY THERE WAITING TO
SEETHE SINGER
 
8-    Unless you tell me the answer, I won’t help you
(otherwise)
TELL ME THE ANSWER,OTHERWISE I WON’T HELP YOU
 
9-    She  got back so
tired from the match (EXHAUSTING)
IT WAS
SUCH AN EXHAUSTING MATCH 
10- My father never became accustomed to living with 4 dogs
(used)
MY FATHER ISN’T USED TO LIVING WITH 4 DOGS
 
11-   SHe felt so relieved after telling his situation that she
started to cry (such)
 
SHE FELT SUCH  A
RELIEVED PERSON AFTER TELLING  HIS SITUATION
 
12- My friend hardly ever writes her parents a mail from
abroad.(Hardly ever)
 MY FRIEND  HARDLY EVER WRITES HER PARENTS A MAIL
MY FRIEN HARDLY EVER WRITES HERPARENTS A MAIL FROM
ABOARD
 
13- She tidied her room. Then she could go out. (after)
AFTER SHE
HADTIDIED HER ROOM, SHE COULD GO OUT 
14- I don’t remember if I switched out the light this
morning (remember)
15-  
IDON’T REMEMBER SWITCHING THE LIGHT THIS MORNING 
 
16- I can’t tell you the answer because I don’t know
(would)
If IKNEW
THE ANSWER I WOULD TELL IT TO YOU
 
17- My advice to you is to stop smoking (better)
 
YOU SHOULD BETTER NOT SMOKE
 YOU HAD BETTER
NOT SMOKE
 
18- We slept for three hours and then she woke us (when)
WHEN WE
HAD SLEPT FOR THREE HOURS, SHE WOKE US