| 1 | I think cotton has the edge over dacron. | |
| 2 | Days change a lot. 50years ago people were wearing dacron . | |
| 3 | Dacron was usually used to make short-sleeve shirts. | |
| 4 | That mixed dacron shirt cost me nine yuan. | |
| 5 | Welcome to Flight 217 now departing for Los Angeles. |