Add one word in each sentence to make a correct passive sentence. Then write which tense each sentence is in. 1) The radio was invented ___ Marconi. 2) Many new gadgets ___ been invented in the 21st century. 3) Many jobs ___ be done by robots in 2025. 4) Velcro, penicillin and the microwave oven ___ invented by accident. 5) Millions of dollars ___ spent on video games every year. 6) Football is ___ by millions of people on TV each weekend. 7) The novel The Fault in Our Stars ___ written by John Green in 2011.
- The radio was invented by Marconi. — past simple
- Many new gadgets have been invented in the 21st century. — present perfect
- Many jobs will be done by robots in 2025. — future simple
- Velcro, penicillin and the microwave oven were invented by accident. — past simple
- Millions of dollars are spent on video games every year. — present simple
- Football is watched by millions of people on TV each weekend. — present simple
- The novel The Fault in Our Stars was written by John Green in 2011. — past simple