Present passive
Past passive
Future passive
100

The cake (make). 

The cake is made. 

100

The gadget (invent) last year. 

The gadget was invented last year. 

100

Many jobs (do) by robots in 2025. 

Many jobs will be done by robots in 2025. 

200

Car / Sell

The car is sold. 

200

Radio / invent / by Popov. 

Radio was invented by Popov.

200

Homework / do / tomorrow. 

The homework will be done tomorrow.

300

People take lots of photos on holidays. 

Lots of phoths are taken on holidays. 

300

They gave the first Nobel prizes in 1901.

The first Nobel prizes were given in 1901.

300

Perhaps people won't use electricity in the future. 

Perhaps electricity won't be used in the future.