| 1 | We are all taking medicine against the cold. | |
| 2 | Ants store up food against the winter. | |
| 3 | He bastes juices to keep it moist during cooking. | |
| 4 | We make copies of our computer disks as a safeguard against accidents. | |
| 5 | They fitted bars to their windows to stop burglars getting in. |