1、 Upper roller lower roller.

2、 I saw a saw that could not saw any other saw I ever saw.

3、 The sixth sick sheik’s sixth sheep’s sick.

4、 A good cook could cook as many cookies as a good cook who could cook cookies.

5、 Black bug bit a big black bear. But where is the big black bear that the big black bug bit?

6、 A big bug bit the little beetle but the little beetle bit the big bug back.

7、 I’m not the fig plucker,but the fig plucker’s son. But I’ll pluck figs until the fig plucker comes.

8、 If one doctor doctors anther doctor, does the doctor who doctors the doctor doctors the doctor the way the doctor is doctoring doctors? Or does the doctor doctor the way the doctor who doctors doctors?

9、 If a sledding snail went down a slippery slide, would a sail or slide down the slide?

10、 Betty bought butter but the butter was bitter, so Betty bought better butter to make the bitter butter better.

翻译：

1、 上面的滚轴，下面的滚轴。

2、 我见到一把锯，这把锯不能锯我曾看到的其他锯。

3、 第六个生病的酋长是第六个信徒的病人。

4、 一位好的厨师可以做出和能做饼干的好厨师一样多的饼干。

5、 黑虫子咬了一只大黑熊。可大黑虫子咬的那只大黑熊在哪儿呢?

6、 一只大黑虫子咬了小甲虫，而小甲虫又反嘴咬了那只大黑虫子。

7、 我不是摘无花果的人，而是摘无花果的人的儿子。但我会摘无花果的人来之前摘无花果。

8、 如果一位医生给另一位医生看病，给医生看病的医生会按照医生给医生看病的方式给那位医生看病吗?或是医生按照医生看病的医生的方式给那位医生看病?

9、 如果一只滑雪橇的蜗牛从光滑的斜坡上滑下来，那蜗牛是从斜坡上滑雪橇下来的还是滑下来的?

10、 贝蒂买了黄油，但黄油是苦的，所以贝蒂买了更好的黄油来使苦黄油变好一些。