1 . 每句有一处错误，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:每处错误及其修改均限一词。
1. We refused to let him know any information concerned the research project.
2. Many tents have put up to provide temporary housing for the people in the disaster-hit area.
3. Dentists must take great care in moving all their equipments.
4. The workers refused to give in the manager’s demands for working on weekends.
5. I will never know what was on his mind at the time, so will anyone else.
6. Before the race really started, the cyclist Armstrong, as well as his teammates, were waiting at the starting line.
7. After school, the students walked out of the classroom one after other.
8. There is a long break between the second class and the third class where we can play on the playground.
9. More and more people attach importance to reduce greenhouse gas emission.
10. It was a great fun especially as it gradually become much warmer.