The invention of money

Fill in the gaps in the text with the active or passive form of the verbs in brackets

Money is anything that (1) ………………………………… (ACCEPT) by people in return for the things they (2) …………………………………. (SELL) or the work they (3) ..................................... (DO). Today, banknotes (4) .................................... (MAKE) of paper and coins (5) ........................................ (PRODUCE) from metal. In modern societies, credit cards, or “plastic money”, (6) ..................................... (USE) more and more.

In the past, before money (7) ....................................... (USE), people made use of many other things to buy what they (8) ...................................... (NEED). Among these things (9) ............................................. (BE) salt, cocoa, shells, beans, stones and tobacco. Some American Indians (10) ............................................ (GIVE) each other seashells when they (11) ........................................... (WANT) to buy and sell things. In Asia, tea leaves (12) ...................................... (MIX) with animal blood (13) .................................... (MAKE) into the shape of bricks and dried. Pieces of brick (14) ......................................... (BREAK) off and given to someone else in order to pay for something. As time (15) .......................................... (PASS), various metals (16) ...................................... (USE), especially gold.

And what (17) ...................................... (HAPPEN) to money in the future?. Many people think that money (18) .......................................... (NOT USE) in the same way as today. They think that banknotes and coins (19) ............................................... (BECOME) a thing of the past.

ANSWER KEY

1. is accepted 11. wanted

2. sell 12. were mixed

3. do 13. (were) made

4. are made 14. were broken

5. are produced 15. passed

6. are used 16. were used

7. was used 17. will happen

8. needed 18. won’t be used

9. were 19. will become or will have become

10. gave