1 . 单句改错
增加：在缺词处加一个(∧)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：在错的词下画一横线，并在该词下面写出修改后的词。
1. Much are being done to protect wildlife, but if we really want to save the planet, we must change our way of life.
2. They were hunted, illegal, for their valuable fur.
3. More and more people are concern about their health.
4. The software has downloaded to help my phone battery last longer.
5. They use the same flag, knowing as the Union Jack, as well as share the same currency and military defence.
6. Ireland’s beautiful countryside has always had a great influence to its people and traditions.
7. Since then, the virtual choir has become a worldwide phenomena.
8. Have you ever faced a time when things look dark and you had no hope at all?
9. The young man benefited doing part-time jobs during the college.
10. The computer doesn’t seem to work well. You’d better get it repair.

2 . 单句改错
1. It is difficult for us to carry out conversation with all this noise around us.
2. The total amount of export has been reduced to 40% in the first quarter of the year.
3. From his confusing look, we could see that he hadn’t expected that we could raise such challenging questions to him.
4. I had the door paint last week.
5. It is meet the customers’ needs that has made chain stores so popular in big cities in China.
6. The last and most difficult lesson are Lesson 14.
7. I saw them stand the fence when I passed.
8. More than one student have finished the work already.
9. Bark dogs seldom bite.
10. Every girl and every boy have the right to join the club.