1. I spent a ______ night because of my toothache . I'm very tired now . (SLEEP)
2. I think this sport is only suitable for ______children (ENERGY)
3. His low scores in the mock examination lát week ______ him quite a lot (COURAGE)
4. Thanks to your _____, we can now reduce the amount of water we use (ADVISE)
5. The ____of using coal, gà and oil helps save natural resources (REDUCE)
6. All the building in this area will be ______by solar energy by the year 2050 (HOT)
7. You should have an _____to check the rice cooker . It doesn't work (ELECTRIC)
8. What can we do to reduce the electricity _____of our factory? (CONSUME)
9. The _____of traffic signs on thi road should be done immediately. (REPLACE)
10. Smoke from cigarettes can even do harm to _______. (SMOKE)
11. You should _____yourselves with some grammatical terms. (FAMILIAR)
12. Our education will help with the _______of knowledge for the young. (RICH)
13. We all appreciate your ______contribution to our company (CONSIDER)
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