| 1 | He was involved in working out a plan. | |
| 2 | You must, above all, set your heart on study. | |
| 3 | The more you apply the better you will work. | |
| 4 | Absorbed,he was conscious neither of time nor space. | |
| 5 | It is necessary to concentrate our efforts on advancing economic cooperation in the spirit of doing certain things and refraining from doing other things. |