| 1. | Old birds are not to be caught with chaff . 有经验的人不易受骗上当。 |
| 2. | The birds were singing and the bees buzzing . 鸟儿在歌唱,蜜蜂在嗡嗡叫。 |
| 3. | A number of birds are circling overhead . 很多鸟在头顶上空盘旋。 |
| 4. | The birds are busy building their nests . 小鸟们在忙着搭窝。 |
| 5. | "the bird is a great help," the old man said . “老鹰真是得力的帮手,”老头儿说。 |
| 6. | That bird is the trial of my life . 那只鸟真要我的命。 |
| 7. | Sea birds were nesting there . 海鸟正在那儿营窝做巢。 |
| 8. | I see . this is why the bird is very , very fat . 我明白了,这就是为什么每只鸟都很肥实。 |
| 9. | Birds were singing merrily . 鸟儿在快活地歌唱。 |
| 10. | The birds were hopping and twittering among the bushes . 小鸟在树丛中跳来跳去,叽叽喳喳。 |