3 . 请同学们对下列十句话进行改错，每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（∧），并在其下面写上该加的词。
删除：把多余的词用斜线（＼）划掉。
修改：在错的词下划一横线，并在该词下面写上修改后的词。
1. The baby which Tom is looking after is his brother.
2. There was a time what the businessman lost heart.
3. Cindy is a lovely girl, with that many people like to make friends.
4. Which we all know, China is a developing country.
5. Don’t call Mary. She is interviewed right now.
6. Nowadays more and more functions are being adding to mobile phones.
7. The girl is really upset because her new bicycle has stolen.
8. Someone might use the informations to steal your identity.
9. With the help of my English teacher, I have made a progress in English.
10. Our planet’s wildlife is dying out at an alarmed rate.