| 1 | Yet there he was, surrounded by frail patients at least four decades older. | |
| 2 | The man who feeds his horse on Monday and gives him nothing to eat on Tuesday will have a weak horse on Wednesday, a half-dead horse on Thursday, and a dead horse on Friday. | |
| 3 | He weakened as the illness grew worse. | |
| 4 | She is not so weak as she looks. | |
| 5 | This microbe infects the brain and can cause headache, confusion, motor weakness and fever. |
