Aora substitua os .......... nas frases pelas palavras certas, de acordo com o texto:
1.The world today is .......... than it will be in a hundred years. (better / worse)
2. Life will be .......... than it is today. (easier / more difficult)
3. Computers, the .......... sophisticated machines, will do .......... o four work. (more / most; little / much)
4. Cities .......... continue to grow. (will / won’t)
5. People will live in .......... communities. (smaller / smallest)
6. Life in the future will be .......... than today. (better / best)
7. Pollution is one of the .......... problems today. (worse / worst)
8. Pollution will be a thing of the .......... in a hundred years. (past / future)
9. The air in the cities will be .......... than it is today. ( cleaner / clean)
10. People will be .......... than they are today. (healthy / healthier)
11. Rio will again be one of the .......... beautiful cities in the world. (more / most)
12. Brazil is the .......... country in the Southern Hemisphere. (larger / largest)
13. Brazil will be one of the .......... countries in the world. (rich / richest)
14. We’ll .......... know if hose things will happen. (always / never)
15. We .......... be here. (will / won’t)