| Sentence | Error | Why |
| I marked a date on the calender. | |
| I saw alot of hope in that boy. | |
| She is the person that stole my purse. | |
| I went to there house. | |
| I hope your not mad at me. | |
| Each of the students were studying. | |
| Baseball cards are collectable. | |
| The foriegn language I take is weird. | |
| Why havn't you eaten your spinach? | |
| He has less intelligence than me. | |
| He is the person who I respect the most. | |