| 1. | The pacific is by far the largest ocean and covers almost half of the total ocean area .
太平洋大得多，是最大的一个洋，几乎正好占海洋总面积的二分之一。 |
| 2. | Grooved pins - half - length centre grooved
带槽销.中心开二分之一长度槽 |
| 3. | The chances are two to one against us
我们的机会是二分之一。 |
| 4. | You spend one - second of the monthly expense on body - building
你将月开销的二分之一用于健身运动。 |
| 5. | If i ate two pieces , i atetwo - fourths , namelyone - half
如果我吃了两块，我就吃了四分之二，亦即二分之一。 |
| 6. | If i ate two pieces , i ate two - fourths , namely one - second
如果我吃了两块，我就吃了四分之二，亦即二分之一。 |
| 7. | This compared with half of mothers who did not attend classes
而这一比例在未参加产前培训的妈妈中为二分之一。 |
| 8. | - right . - 8 1 / 2
-哦，没错-八又二分之一 |
| 9. | These are 8 1 / 2
这是八又二分之一的 |
| 10. | What is the number that is one half of one quarter of one tenth of 400
（以下哪个数是400的十分之一的四分之一的二分之一？ ） |
