MODEL 1
IT IS (NOT) NECESSARY TO + V ( S + DON’T HAVE TO / NEED TO + V

Example:
It isn’t necessary to shout
You don’t have to shout.
1.It isn’t necessary for you to wear uniform on Sunday.
=> You don’t ……………………………………………..
2.It isn’t necessary for you to book the tickets.
=>You don’t ………………………………………………
3.There was no need for you to have gone to all the trouble.
=>You don’t ……………………………………………….
4.It is a waste of time reading that novel.
=>You needn’t ……………………………………………..
5.It is essential to meet your aunt at the airport?
=>Does your aunt ……………………………………………
6.It is impossible for roses to be grown in such poor ground.
=>Roses can’t ………………………………………………..

MODEL 2
HAVE + SO + DO
GET + SO + TO DO
HAVE / GET + STH + DONE

Example:
Mr.Bryan mended the washing machine for me.
I had/ get the washing machine mended by Mr.Bryan / I had Mr.Bryan mend the washing machine.
1.The hairdresser is cutting my hair this afternoon.
=> I am ……………………………………………………
2.I have had my car cleaned
=>I have ………………………………………………….
3.Someone has just washed our car.
=>We have …………………………………………………
4.I employed my neighbor to clean my car
=>I had ……………………………………………………..
5.My suits needs to be cleaned before the interview.
=>I must …………………………………………………….
6.He had someone paint his house last month.
=> He …………………………………………………………
7.The hurrican blew the roof off the house.
=>The house had ……………………………………………..

MODEL 3
ADJ / ADV + ER THAN ….
MORE + ADJ / ADV
( THE ADJ / ADV + EST
MOST + ADJ / ADV

NOT + SO/ AS + ADJ/ ADV + AS (
(
ADJ / ADV + ER THAN
MORE + ADJ / ADV

Example:
a/ Hang is the fattest girl in my class.
No girl in my class are fatter than Hang.
b/ Susan isn’t as good at chemistry as Sarah.
Sarah is better at chemistry than Susan.
1.You are the worst chess player in the world.
=> No one in the world ……………………………
2.Tom is the best programmer in his company
=> No one in Tom’s company ……………………………..
3.They say that Nam is the brightest in our school.
=>No other students ………………………………………..
4.Gary is the best guitarist in the class.
=>No one else in our ………………………………………….
5.Have you got a cheaper carpet than this?
=>Is this the ………………………………………………………
6.This story is more interesting than any other story that I have ever read
=>This is the …………………………………………………………………..
7.I don’t play the guitar as well as he does.
=>He plays …………………………………………………………………
8.Geopor is not nearly as energetic as he used to be.
=>He used to be …………………………………………………………….
9.It’s not cheap as it was
=>It’s more ………………………………………………………………..
10.My mother cooks better than my father does.
=>My father cooks …………………………………………………….

MODEL 4

S + HAVE/ HAS + NOT + V3/ V-ed …SINCE / FOR
(
(
-S + LAST + V2/ V-ed ….WHEN …
-THE LAST TIME + S + ……WAS..

Example:
a/ I haven’t heard him since August.
The last time I heard him was in August.
b/ I haven’t seen him since I was a student.
I last saw him when I was a student.
1.I haven’t played football since 1970.
=>The last time ………………………………….
2.We haven’t seen Tom since he moved to Bristol.
=>We last …………………………………………..
3.It hasn’t rained for a fortnight.
=>The last time ……………………………………..
=>It last ……………………………………………..
4.Lucy hasn’t worn that dress since Barbara’s wedding.
=>The last time …………………………………………
MODEL 5

S + V2/ v-ED …………..AGO
 (
(
-S + HAVE/ HAS + V3/ V-ed + SINCE (FOR)
-S + HAVE/HAS + BEEN + V-ing + SINCE/FOR

Example:
a/ He started working for this factory a year ago.
He has worked/ has been working for this factory for a year.
b/ My sister has studied English for a year
My sister began to study English a year ago.
1.It’s a long time since we became close friends.
=>We have …………………………………………….
2.Minh last wrote to his pen pal five months ago.
=>Minh hasn’t ………………………………………….
3.The last time I met Mai was in 1999.
=>I haven’t ………………………………………………
4.We haven’t seen one another for a long time.
=>We stopped