Subject+am/is/are+supposed to+PV(1st)
I am supposed to learn english.
Firoz is supposed to get a job at orangabad.
Today you are supposed to say prayer.
It+be verb+no+good+PV.ing
It is no good to run after the world.
It is no good to run after money.
It is no good to make love.
It is no good to accompany bad people.
It is no good to fight in public.
If +subject+were+N/p subject+would/could+PV(1st)
If i were rich, i could help you.
If i were bird, i would fly with you.
If i were god, i would help all.
If i were soldier, i could protect my country.
If i were power, I could fight.
Every after how long+Av+subject=PV(AT)
Every after how long do you go home?
Every after how long do you take your machine?
Eery after how long do you go theatre?
How long+have/has+subject+been+particple verb(Ing)
How long have you been living here?
How long have you been doing job here?
How long have you been waiting here?