Срочно!!!

Complete the passive questions with the verbs in brackets. Use the present, past or future forms.

a. What ....... this ring ...... (make) of?
b. How much ........ the winners ....... (give) last year?
c. When ........ The Picture of Dorian Gray ........ (publish)?
d. When ......... the next winner of the Turner prize ........ (announce) ?
e. Where ........ these postcards ....... (sell) ?