8 . 请你修改以下的每个句子，每句有1处语言错误，错误涉及一个单词的增加或修改。
增加：在缺词处加一个漏字符号（∧），并在此符号下面写出该加的词。
修改：在错的词下面划一横线，并在横线下面写出修改后的词。
注意：每处错误及其修改仅限一词。
1. Great changes have been taken place in my Hometownsince1990.
2. At that time, I was used to be poor in English.
3. He stood up to make himself see and was soon found by his friends.
4. He would rather stay at home than to go out with you.
5. We are invited to a party be held in our club next Friday.
6. Is this the pen you bought it last Sunday?
7. When the new road is open to the traffic have not been made clear.
8. He suggest that I must go to see the manager.
9. I will call on you as soon as I will arrive.
10. It was the third time that he made the same mistake.