1． Thus, these well－equipped people survived because they were the __________ (fit)．
[答案] fittest
2．Pain is your body telling you that continuing to exercise could lead to serious __________ (injure)．
[答案] injury
3．We may be able to develop more successful treatments for __________ (anxious) disorders.
[答案] anxiety
4． Tall poles, placed in large training areas, teach the birds to stay clear of electrical lines by giving them a __________ (pain) but undeadly electric shock.
[答案] painful
5． The wind blew non－stop, and all the food I ate, and the very air I __________ (breath), were filled with sand, sand, sand!
[答案] breathed
6．He has been living a memorable life and there has __________ (rare) been a dull moment.
[答案] rarely
7．However __________ (wealth) we may be, we can never find enough hours in the day to do everything we want.
[答案] wealthy
8．It was said that he had __________ (connect) with the accident.
[答案] connection
