1 . 每句一个错误，每处错误仅涉及一个单词的增加、删除或修改，注意使用正确的修改格式。
1. There are certainly no signs Tony was a rich man！
2. With the step－by－step directions, I managed to make a dish. Then I tried to cook other.
3. Determining to do this on my own, I spent several weeks looking for a job, but found little response.
4. It is necessary to make people aware with the importance of living a low-carbon life.
5. The soil contain materials to keep the natural balance of the area.
6. Before Ford's cars became available to the public, what was only the very rich who could afford a car.
7. Upon landing, we waited and waited for our luggages anxiously.
8. The driver pulled through his car immediately when the traffic light turned red at the crossing.
9. The 70th anniversary of the PRC’s founding is extraordinary important.
10. Although she is a young girl, but she can speak 5 languages.