| A | B |
| Sammie fell down. | Sammie tripped on her toys. |
| Mrs. Smith did not get to copy the Spelling tests. | The school's copy machine broke that morning. |
| The alarm did not go off. | Brant was late for school. |
| The car was parked too close to the ball field. | Terry hit a foul ball and it smashed a car window. |
| I left the book at my grandma's house. | I was charged late fees from the library for not turning the book in on time. |
| Bob played outside in the cold rain without a coat. | Bob got a cold and had to stay home from school. |
| Ned was chewing gum in class. | Ned got in trouble and had to serve detention. |
| Kim dropped her Math book in a puddle. | Kim's Math book was ruined and she had to borrow Mike's. |
| Glen put his homework on the kitchen counter. | Glen's dad spilled coffee on Glen's homework. |
| Blake left the front door open. | The cat got out of the house and ran away. |