下面的句子中哪些含有定语从句？请你找出来，将其序号写在下面的横线上。

1．Haven't you finished the work that I ask you to do?

2．I haven't decided which great person to write about．

3．Do you think he is the greatest runner in the world?

4．How do you get the information that you need?

5．I believe that she is the most famous explorer that I have ever known．

6．Christopher Columbus was the man who discovered America．

7．Neil Armstrong is the first man to walk on the moon．

8．I couldn't believe my eyes when I first saw her yesterday!How beautiful she was years ago!

含用定语从句的句子有_____________________．

请从下列各句中找出含有定语从句的句子，将其序号写在下面的横线上，并将定语从句部分用直线划出来。

1．Have you decided which jacket you will buy?

2．Columbus was the great man who found the continent of America．

3．Do you know where he lives?

4．I want to live in a place where trees and flowers are all around．

5．What she said moved me very much．

6．I believe he is the most suitable person for the job．

7．This is the most beautiful picture that I have ever seen．

8．You can see the writer himself who wrote the book．

9．I'm afraid that it is the only place that he can go to．

10．Neil Armstrong is the person who made people round the world realize that space exploration was truly possible．

___________________________

你能发现下面句子中的错误吗？将其划出，并改正。

Neil Armstrong is the first human walked on the moon．