| 1 | He's been coughing because of his sore throat. | |
| 2 | I have been coughing for too long and need to see a doctor. | |
| 3 | Symptoms of influenza include fever, cough, and headache. | |
| 4 | He drank a cup of hot lemon water when he was coughing. | |
| 5 | She has been coughing for several days, but hasn't gone to see a doctor yet. |