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| 1. | correct in every detail and without any mistakes (adj) |
| 2. | a piece of equipment with moving parts that does a particular job (n) |
| 3. | change, growth or improvement over a period of time. (n) |
| 4. | the process of developing or improving (n) |
| 6. | existing in anture, and not produced by people (adj) |
| 8. | all the businesses involved in producing a particular trype of goods or services (n) |
| 9. | to happen (v) |
| 10. | based on facts or on things that really happened (adj) |
| 13. | to guess or calculate an amount or value by using available information (v) |
| 14. | a scientific test to find out what happens to someone or something in particular conditions (n) |
| 15. | a way of doing something, especially a planned or established way (n) |
| 17. | a building where large quantities of goods are produced using machines (n) |
| 20. | a prize that is given to someone who has achieved somthing (n) |
| 23. | the part of a vehicle that make it move (n) |
| 24. | a fact, situation or intention that explains why something happened, why someone did something or why something is true (n) |
| 25. | an event, thing or person that makes something happen (n) |
| 26. | the thing that you hope to achieve by doing soemthing (n) |
| 28. | a method for doing something (n) |
