综合填空。根据短文内容及首字母提示，填写所缺单词，使短文意思完整。每空限填一词。
Bill and Simon were good friends. One summer they were on (1)h______. 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 (2)e______ because they had wanted
to see them very much. Unluckily, (3)w______ they were watching them, the whales began to hit the side of
the boat.
Suddenly, (4)w______ started coming in, and they realized that they were in trouble. They (5)q______
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 (6)d______. They also had a fishing line and a
machine which could change sea water (7)i______ 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 (8)a______ them. They saw about twenty ships,
but although they waved and shouted when the ships were passing, (9)n______ saw them. They were
becoming weaker and weaker. Then, just as they were beginning to (10)l______ hope, a fishing boat saved
them.