| 1. | If you roll a ball up a slop , it will roll down again . 它还会滚下来。 |
| 2. | The great rocks rolled down the mountainside . 巨石滚下山腰。 |
| 3. | Large logs came rolling down the slope . 粗大的圆木咕噜咕噜地从山坡上滚下来。 |
| 4. | The stone rolled down the mountain by gravity . 这块石头由于重力作用而滚下山。 |
| 5. | The floods rolled down the valley . 洪水沿山谷奔腾而下。 |
| 6. | Rocks rolled down the hillside . 岩石沿着山坡滚下来。 |
| 7. | A new trickle of sweat formed and rolled down his back . 他背上又沁出了汗珠,往下直淌。 |
| 8. | Ely raced his 50 horsepower engine and started to roll down the ramp . 伊利起动了他的五十马力引擎,开始从跑道上下滑。 |
| 9. | This thought broke her down and she wandered away, with the tears rolling down her cheeks . 这个念头简直使她受不了,她就茫然走开,眼泪顺着脸蛋儿直往下滚。 |
| 10. | Mrs. pryer seemed deeply agitated. large tears trembled in her eyes and rolled down her cheeks . 普赖尔太太似乎极其激动,大滴大滴的泪珠在眼睛里晃动。顺着双颊滚下来。 |