| S.No. | Incorrect | Correct |
| 1. | Who is in the phone. | Who is on the phone. |
| 2. | I meet the board members in the office. | I meet the board members at the office. |
| 3. | This is the tallest building of the world. | This is the tallest building in the world. |
| 4. | I often go to school in bus. | I often go to school by bus. |
| 5. | They go to the bus station by foot. | They go to the bus station on foot. |
| 6. | I can see many flowers at the picture. | I can see many flowers in the picture. |
| 7. | Have you ever been in Singapore. | Have you ever been to Singapore. |
| 8. | The Sun rises from the East. | The Sun rises in the East. |
| 9. | Keep the left, please. | Keep to the left, please. |
| 10. | Sophia invests her money on the stock market. | Sophia invests her money in the stock market. |
| 11. | Leave the motorway to the next exit. | Leave the motorway at the next exit. |
| 12. | I have seen her in television, but never in the flesh. | I have seen her on television, but never in the flesh. |
| 13. | You can find all kinds of information in the internet | You can find all kinds of information on the internet |
| 14. | She cannot say she is jealous of pictures at a page. | She cannot say she is jealous of pictures on a page. |
| 15. | I bumped into her quite by chance at Washington street. | I bumped into her quite by chance in Washington street. |
| 16. | There is a public convenience in the corner of the street. | There is a public convenience at the corner of the street. |
| 17. | The TV campaign is aimed for the 16 - 24 age group. | The TV campaign is aimed at the 16 - 24 age group. |
| 18. | We arrived to his house and knocked at the door. | We arrived at his house and knocked at the door. |
| 19. | I am going to take a nine-month course of Chinese. | I am going to take a nine-month course in Chinese. |
| 20. | The President arrived in California on a helicopter yesterday. | The President arrived in California in a helicopter yesterday. |
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