1 . Thanks to the swimming skills, he and his friend succeeded in surviving the terrible flood and they were the only two ________ (survive). (所给词的适当形式填空)

2 . 鸡甚至猪都焦躁不安，不愿进食；狗拒绝进入屋内。
Chickens and even pigs were __________ __________ _________ _________, and dogs refused to go inside buildings.

4 . Then he had the idea that he could use different shapes to r______ different things.

5 . If you are not certain about the results you find, consult other websites to _______(确认) it.

6 . The shy girl was encouraged to o_______ her shyness.

7 . His success inspired all the talented teenagers to s________ for their music dream.

8 . 用新材料来做这些东西要花费大量的能源，因此，只要有可能，就买那些用回收材料制成的物品吧！
______________________________________________________________________

9 . we must work harder to ______ (克服) our shortcoming. （根据汉语提示单词拼写）

10 . The best way to learn is to _______(观察) carefully. （根据汉语提示单词拼写）