hello! everyone

1. V-ing.....be+adj+for Obj
To V1....be+adj+for Obj
It+be+adj+for Obj+to V1......
How+adj+(it be for Obj) +to V1......
Ex: Doing the exercises regularly is very useful for us.
To do the ........................................................
It is very useful for us to do the exercises regularly.
How useful it is for us to do the exercises regularly.
2. S+V+...(so/very/too/such/quite/extremely...)+Adj/Adv. S+V+O
S+V+too+Adj/Adv+(for Obj) +to V1.......
S+V+not+Adj/Adv+enough+(for Obj)+to V1......
S+V+so+Adj/Adv+that+S+V+O
S+be+so+Adj+(a/an)+N+that+SVO
S+be+such+(a/an)+Adj+N+that+SVO
SVO, so SVO
SVO+because/although+SVO
SVO+because of/ inspite of+N/V-ing
IF/UNLESS+S+V(2/ed)....., S+would/could/...+V1
3. S+have/has+not+V(3/ed)+since....../for......
S+last+V(2/ed)......when+S+V(2/ed)......
The last time+S+V(2/ed).....was.......(ago)
Ex1: I have not seen Tom since he went to Paris.
I last saw Tom when he went to Paris.
Ex2: I have not seen Tom since 2000.
The last time I saw Tom was in 2000.
Ex3: I have not seen Tom for 5 years.
The last time I saw Tom was 5 years ago.

4. S+V.........+time
It+takes/took/will take+Obj+time+to+V1
Ex1: She does this sum in 2 hours.
It takes her 2 hours to do this sum.
Ex2: She did this sum in 2 hours.
It took her 2 hours to do this sum.
Ex3: She will do this sum in 2 hours.
It will take her 2 hours to do this sum.
5. S+V(2/ed)...........ago
S+have/has+V(3/ed).......+since.../for......
Ex: He visited me 5 days ago.
He has visited me for 5 days/ since Wednesday.
6. S+have/has+V(3/ed)........+for...
It is...........since+S+V(2/ed).....
Ex: She has lived in Can Tho for 4 years.
It is 4 years since she lived in Can Tho.
7. S+have/has+not+V(3/ed).........+before
It is the first time+S+have/has+V(3/ed)......
Ex: I have not seen this spaceship before.
It is the first time I have seen this spaceship.
8. S+V(neg)................
S+wish(es)+S+V(2/ed).......
Ex1: Tom can't speak Chinese well.
Tom wishes he could speak Chinese well.
Ex2: My son learnt Math very badly.
I wish my son had studied well.
9. S+V(neg)........until..........
It was not until..........that+S+V(2/ed).......
Ex: The doctor was not out until 2 o'clock in the morning.
It was not until 2 o'clock in the morning that the doctor was out.

hinh dep wa hee