giúp mình với : 

Find S-O-V and write passive :

You don't have to pay this bill unitl next week

giúp mình với :

Find S-O-V and write passive :

I have finished the work

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

giups minhf vowis :

Find S-O-V and write passive :

who wrote this letter ?

find S-O-V and write passive :

When will the waiter bring the food ?