| A | B |
| Which is a good idea | fragment |
| Since he arrived late | fragment |
| He did a good job and enjoyed it | correct |
| My friends came over they had a good time | run-on |
| Sondra proofread the document, she found several errors | comma splice |
| Mary Ellen Guffey, who created your textbook | fragment |
| Medical transcriptionists must have excellent English skills | correct |
| Review all materials before testing | correct |
| All branches will be closed it is a holiday | run-on |
| Fast-food restaurants offer "quick" food, they also serve light menus | comma splice |
| Our largest office supply store | fragment |
| Please accept my apology | correct |
| Because he delivered the mail early | fragment |
| What if it is true | correct |
| Jackie and Janet, serving as temporary administrative assistants to the president | fragment |
| We drove to the park, then we had lunch in the shade | comma splice |
| Although Michael enjoyed the play, he gave a bad review of it | correct |
| When he found out the error | fragment |
| Lisa played nicely and Janet didn't | correct |
| Jillian danced to the music, Jordan played football with his friends | run-on |