阅读短文，根据短文内容及首字母提示，在空白处填入一个适当的单词。

　　Bill and Simon were good friends．One summer they were on h　　1　　．They wanted to sail around the Caribbean Sea in their boat for two weeks．

　　During their trip, they saw many whales．Bill and Simon were very e　　2　　because they had wanted to see them very much．Unluckily, w　　3　　 they were watching them, the whales began to hit the side of the boat．

　　Suddenly, w　　4　　 started coming in, and they realized that they were in trouble．They q　　5　　 jumped into the lifeboat before the sank(沉没), and watched it disappear under the sea．

　　Luckily, they had enough food and water for about twenty d　　6　　．They also had a fishing line and a machine which could change sea water i　　7　　

　　drinking water．These two things helped them to survive(存活)during their terrible experience．

　　For the next fifty days they caught about ten fish a day and a　　8　　 them．They saw about twenty ships, but although they waved and shouted when the ships were passing, n　　9　　 saw them．They were becoming weaker and weaker．Then, just as they were beginning to l　　10　　 hope, a fishing boat saved them．

根据短文内容及首字母提示，填写所缺单词。

　　It is well known that man is much cleverer than any animal．But which is the cleverest a　　1　　 the animals?Some scientists t　　2　　 it should be Alex, an African grey parrot．He is unlike any other animal．He can really t　　3　　 with people!

　　When he says “come here”, he really w　　4　　 someone to come up to him．

　　“Alex is as clever as a c　　5　　 of 2 or 3 years old,” says Dr．Pepperberg．“He does not just repeat the s　　6　　 he has been taught．He u　　7　　 the words!”

　　Alex can tell about 50 d　　8　　 things, name 7 colours and count form 1 to 6．

　　Is the parrot actually thinking in the w　　9　　 how man does?Nobody can say．But the q　　10　　 is very interesting．

1．________　2．________　3．________　4．________　5．________

6．________　7．________　8．________　9．________　10．________