| 1. | Their ardour never relaxed . 但是那股热火朝天的劲儿一分钟也没有降低。 |
| 2. | He just does n't know what it is to be tired . 他有一股子使不完的劲。 |
| 3. | You should go easy , you are getting tired . 你要省点劲儿,会累坏的。 |
| 4. | Put on a spurt , or you 'll fall behind . 加把劲,不然你要落后了。 |
| 5. | It took a lot of energy to move the furniture . 搬这些家具费了很大劲。 |
| 6. | There is not much kick in the cocktail . 这种鸡尾酒没有多少劲儿。 |
| 7. | He found it very difficult to tie the knot . 在系扣的时候他费了很大劲。 |
| 8. | She 's not big , but she 's strong . 别看她个儿不大,劲儿可不小。 |
| 9. | A wrong approach means a waste of effort . 路子不对等于白费劲儿。 |
| 10. | I have great trouble to keep off the men . 我费了好大的劲才将他们拦住。 |