1 . 以下各句每句中有一个错误。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。
1. The house belongs my grandfather.
2. You know, I have fall in love to you since the first sight I saw you.
3. Though we have nothing on common, we are good friends.
4. I spent great deal of my time on this work.
5. Most of the people inviting to the party were famous scientists.
6. Encouraging by his teacher, he still has no confidence in overcoming the difficulties.
7. He went home happily with his homework finish.
8. He is shocking at what happened to his son.
9. The film in which they went to see last night was not interesting at all.
10. People`s life have changed by online communities and social work.

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.