Check your english vocabulary for

On condition that the money is reinvested in education and medicine, many developed countries are willing to
waive the Third World debt.
5.
No matter how hard they work, some countries will never be able to rectify their deficits.
6.
However many books you read about them, computers are difficult things to understand.
7.
Wherever you go, crime is a problem.
C.
From your own ideas.
D. 1. prerequisites    2. conditions   3. requirement
Page 2 Changes answers
1. adapt    2. adjust    3. transform    4. switch    5. alter    6. vary    7. exchange    8. expand    9. increase     10. dissolve
11. swell    12. disappear    13. renew    14. renovate     15. promote (in the second sentence, promote means to make
sure people know about something by advertising it)    16. demote    17. fade    18. replace    19. cure (in the second
sentence, cure means to preserve meat or fish by putting it in salt)    20. reduce