Fill in each blank in the sentences with the suitable form of the words in brackets.
1. The increase of carbon dioxide in the atmosphere has _____ greatly on the earth climate recently.(effect)
2. Recycling of wastes is one of the ____ solutions for pollution. (practice)
3. ____ countries such as the US and japan should hlp poor countries in many aspects. (development)
4. Most ____ at the international workshop in Tokyo focused on the increase of the earth temperature. (environment)
5. Road accidents is one of the serious ____ problems nowadays. (society)
6. Sir Isaac Newton was an English ____ scientist. (stand)
7. It seems ____ to inhabit on the dark side of the moon. (possible)
8. The ____ for modern school takes a lot of money. (equip)