| 1. | He must soon know what has happened . 他肯定很快就会知道发生的事情? |
| 2. | I can not remember precisely what happened . 我记不准所发生的事情了。 |
| 3. | His mind dwelt on what had passed . 刚才发生的事一直在他的脑海中翻腾。 |
| 4. | This was all done in a minute's space . 这一切都是在一分钟之内发生的。 |
| 5. | But it could happen just the same . 不过,这样的事情还是照样会发生的。 |
| 6. | We have the tools for heading off disaster . 我们有阻止灾难发生的工具。 |
| 7. | Her mind traveled over recent events . 她反复想着最近发生的事情。 |
| 8. | This was a recurrent battle between them . 这是他俩之间经常发生的争吵。 |
| 9. | They explained what had happened . 他们为所发生的事进行了辩解。 |
| 10. | My friend here saw it happen . 我这朋友就看见了它是怎样发生的。 |