1 | They all nod their heads, looking rather serious. | |
2 | That was the worst airline disaster in history. | |
3 | His illness was more serious than the doctor first thought. | |
4 | The strain in a long term of years has told severely on his health. | |
5 | So beyond, well class nine you do look at in the analysis, but beyond class nine are severe accidents. I should correct myself. |