Task2 Use the present simple passive am/is/are/)+v3
0. Traffic jams are caused (cause) by crowded roads.
1. Bicycles (not allow) on the train.
2. Electricity (use) to make trams move
3. Many cars (make) in Japan.
4. Tickets (not sell) on the bus.
5. Millions of new cars (buy) each year in the UK. {5}