Поставьте глагол в указанном времени в пассивном залоге.
1) to talk – Present Continuous, Passive .
2) to build – past Continuous, Passive.
3) to break – Present Perfect, Passive.
4) to prepare – Past Perfect, Passive.
5) to finish – Future Perfect, Passive.

1 am,is,are being talked

2 was,were being built

3 have,has been broken

4 had been prepared

5 will have been finished