| 1. | While the battle raged , the bullets flew thick as hail .
战斗激烈进行时，枪弹密如雨点。 |
| 2. | In any other case alcohol formed as the reaction proceeds cannot be oxidized .
在其它任何情况下，反应进行时所生成的醇，不能被氧化。 |
| 3. | While routine investigation was going on miss bulstrode had not been inactive .
当例行的调查进行时，布尔斯特罗德小姐并没有听其自然发展。 |
| 4. | While the brush lasted, i had not the time to think if i was frightened .
当那场激烈的小战斗进行时，我根本没有时间思索，也不知当时是不是害怕。 |
| 5. | It was hardly an environment conducive to conceptual thought when salt ii got under way in october 1972 .
1972年10月，第二阶段限制战略武器会谈进行时的环境几乎使人无法思考问题。 |
| 6. | As sedimentation continues the deposits adjacent to the aperture will build up, layer by layer, to the water level .
当沉积作用连续进行时，邻近口子的沉积将一层一层地向上筑造到水面。 |
| 7. | As the battle of france went on, the french implored their retreating allies to throw in all their aircraft .
当法国战役还在进行时，法国恳求正在撤退的盟国把它们的全部飞机都投入战斗。 |
| 8. | Conventional methods often imply risks when demolition work is being carried out close to traffic arteries and places used by many pedestrians .
假如拆除工作在靠近交通干线和行人很多的地方进行时，常规方法往往是有危险的。 |
| 9. | Progress in treatment of decompensated heart failure
失代偿性心衰治疗研究进行时 |
| 10. | Complete the sentences with the past continuous tense
用过去进行时完成句子。 |
