1 . 单句改错（每题只有一处错）
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. Every time when I see the photos, it will remind me of my childhood.
2. Jane mustn’t have stolen your money. She is an honest girl.
3. I took an airplane the first time when I was only 4 years old.
4. Although they aren’t studying in the same school now, they still keep in a contact with each other.
5. If the interviewer gives me the second chance, I will definitely do a better job.
6. He used to doing exercise every day, but now he doesn’t, so that he puts on weight.
7. This matter is so important that you should take it serious.
8. The scientist whom gave us a lecture is a professor in Peking university.
9. It has been ten years since I graduate from university.
10. The millionaire has spent a large amount of money in charity since he was young.