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(A) ，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。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。

Ladies and gentlemen,Welcome to our English corner. This corner was set up three years before. Every Sunday morning,students from different schools and some foreigners often took part. Gather around here,we practise spoken English by talking about every?thing we are interested. We also exchange my experience in English study. We all have a good time here. Thousands of people have been here when it was set up.

We think that they have learned a lot by take part in activities here. It is a re?ally supplement to our English class and it is welcomed by students,their parents and teachers. They all think it is of helpful. If you want to know much about the corner,you may talk to the students here.

10. We showed our great thanks to Mike,      (没有他的帮助我们也不会取得成功) .

9. University was an important period for him,        (那时他每天都去图书馆) .

8. The sun heats the earth,        (这使得植物的生长成为可能) .

7. George won the scholarship,       (对此他所有的同学都很羡慕) .

4. It's the second time that I        (be) to Shanghai. Great changes have taken place since last time.

10. We are living in an age        many things are done on the Internet

9. There are about twenty students in this course,most of        are freshmen.

3. Taiwan is,        (众所周知) ，an inseparable part of China.

2. Tsinghua University,founded in1911,is a firstclass university,        (那里的绝大多数学生都乐于学习) .