implement:
1.A new policy was implement in a haphazard situation.
2.George Bush implemented an useless policy last week.
beneficial:
1.Dictionary is beneficial to studying languages.
2.Exercies is beneficial to our health.
3.Developing hotel industry is beneficial to Hong Kong tourism.
endorse:
1.Greoge Bush endorses to keep the policy of attacking Iraq.
2.HK government endorses the Chinese government to hold the Olympic games.
3.As a christian,they shouldn't endorse the homosexuality to become acceptably.
4.Many Indonesian endorse their government to suppress the Chinese businessman.
exhaust,exhausted,exhaustion:
1.After we underwent this horrible voyage,our energies were exhausted.
2.If we don't take the plunge and stop wasting water,it will be exhausted in the foreseeable future.
3.I have exhausted my energy to help you to finish this project.
4.The exhaustion of iron is becoming worse,we must focus on this important issue.
5.We had exhausted the supply of food within 2 days.
更新1:
第一句應該係:A new policy was implemented in a haphazard situation. 第四句應該係:Exercise is beneficial to our health.