Make these sentences passive. 1)they grow beautiful flowers in this botanical garden. 2)they built a new hospital in our town last year. 3)somebody has posted the letters. 4)somebody will deliever the tickets tomorrow. 5)they have organized a wonderful show.

beautiful flowers are grown in this  botanical garden.

a new hospital was built  in our town last year.

  the letters had been posted by  somebody

the tickets will be  delievered  tomorrow 

a wonderful show    have been organized by them

1)      a) into                      

(2)      a) learned            

(3)      c) will get

(4)  a) -            

(5)        b) under      

(6)            b) have passed      

(7)  a) much                        

(8)      b) in                    

(9)      b) taken          

(10)        c) repayment