Put these words in the correct form into the gaps ( Research / Economic / Contract / analysis /Factor / Legal / Period / Available / Similar / Indicate ) 1. _______________ of water is vital to all plant and animal life. 2. We need to find a more _______________ way to manufacture our products because our profit margin is too low. 3. Warmer than average weather was the deciding _______________ in our decision to postpone our ski trip. 4. Interest in the planet Mars has greatly increased since _______________ of water raised the possibility that life in some form may have evolved there. 5. Music downloaders are questioning the _______________ of file sharing, claiming the law is unclear on the matter. 6. Meetings will be held _______________ for the members of the project to discuss their progress. 7. Jane Goodall's _______________ into chimpanzees has greatly increased our knowledge of these animals. 8. We are _______________ obliged to deal with this firm. 9. The DNA of chimpanzees shows a remarkable _______________ to that of humans. 10. At the end of a research project, the researcher is normally faced with lots of observations which need to be _______________.