问题详情：
缺词填空;根据短文内容及首字母提示写出所缺单词。
One Sunday, Mark decided to go sailing ( 航海) in his boat with his friend Dan, but Dan happened to be away. Dan's brother John offered to go i____1___ though he did not know anything about sailing. Mark a___2___and they set out to sea.
Soon they found themselves in a thick fog. Mark was afraid they would be h__3___by a big ship. Just at that time he saw a large buoy (浮标 ) through the fog, so he decided to tie the boat to it for s___4__. As he was getting onto the buoy, however, he d___5____ the wet rope (绳). The boat moved away in the fog, carrying John w___6____ didn't know how to use the radio. He drifted about (漂泊) and was not seen u____7____ twelve hours later.
Mark s___8____the night on the buoy. In the early morning he fell asleep. He was having a bad dream when a shout woke him up. A ship, Californian, came up and he c___9_____ onto it and thanked the captain. The captain told him that John had been s__10______ by another ship and the ship's captain had sent out a message. " Without the message, I wouldn't have found you on the buoy, " he said.
【回答】
ead 2. agreed 3. hit 4. safety 5. dropped
6. who 7. until 8. spent 9. climbed 10. saved
知识点：单词拼写
题型：阅读填空
