1. The ______________ of the wheel changed the world enormously. (INVENT)
2. Many scientists have made some important new _____________. (DISCOVER)
3. We are trying to gather everyone's ideas and to form the ideas into a _____________plan. (REAL)
4. Science and technology have significant impacts on economic development. (ECONOMY)
5. They need to be more _____________ about the matter. (SCIENCE)
6. _____________ in science and technology have changed people's life dramatically. (DEVELOP)
7. _____________ advances have brought a lot of benefits to people. (TECHNOLOGY)
8. If there are aliens out there, do you think they are much more _____________ advanced than we are. (TECHNOLOGY)
9. He organized the team with military _____________. (PRECISE)
10. The opposition leader addressed a rally of 50 000 _____________. (SUPPORT)
11. The _____________ of Facebook is useful because it lias helped people communicate with each other. (INVENT)
12. She wrote a book on _____________ science for prospective doctors. (MEDICINE)
13. _____________ is one of the most important new sources of energy. (ELECTRIC)
14. A new kind of telescope will be invented to help _____________explore the other planets in our Solar system. (SCIENCE)
15. _____________ said fuel used and carbon dioxide released from vehicles would be cut down by a new cruise control. (TECHNIC)
16. Einstein was one of the greatest _____________ in the world. (SCIENCE)
17. This is a great _____________ on his previous work. (IMPROVE)
18. She made a career as an _____________ of quick-selling gadgets. (INVENT)
19. Work experience is usually highly _____________ for students. (BENEFIT)
20. This decision marked a fundamental _____________ in policy. (TRANSFORM)
1. Scientists have made many important new .......of the depth by using modern devices.(discover/ discoveries)
2. Community police have made a very positive......contribution.......to crime prevention.(contribute/ contributions)
3. They are investigating the............disappearance of a young woman. (Mystery/mysterious)
4. By the age of eighteen he was completely...........of his parents.(dependence/ dependent)
5. The...........of the seabed is being carried out (investigate/ investigation)