1 . Jack ran the ________(马拉松) in just under three hours. (根据汉语提示单词拼写)

3 . 假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词;
2. 只允许修改10处，多者(从第11处起)不计分。
1. An earthquake left the whole town in ruin.
2. He stood in front of the supermarket, waved to us.
3. Workers built shelters for survivors who homes had been destroyed.
4. The number of people who were killed or badly injured in the earthquake were more than 400000.
5. She found it extreme difficult to get a job.
6. The secret on his success is learning from his failures.
7. It seemed that he always found way to win.
8. My dad and I are both looking forward to visit the museum.
9. I had to think very carefully about which courses I want to take.
10. Several years late a new Wenchun was built upon the earthquake ruins.

5 . He has made great ______ (贡献) to the company in the past 30 years. (根据汉语提示单词拼写)

6 . So far, China has made plenty of remarkable________ (成就) in space exploration. （根据汉语提示单词拼写）

7 . In order to train the children’s thought, the teacher encourages them to express their ______ (看法). (根据汉语提示单词拼写)

8 . They gazed in a mixture of envy and_____________(admire) the beauty of the statue. (所给词的适当形式填空)

9 . The library is a useful ___________(来源)of information. （根据汉语意思填空）

10 . I am now writing to make a________ (complain) against the service of your hotel. (所给词的适当形式填空)