| 1. | The magnet is not shown in the photograph . 照片中没有拍出电磁铁。 |
| 2. | Ordinary magnets are familiar to everybody . 通常的磁体是人人都熟悉的。 |
| 3. | She seems to be the magnet . 她就象是一块吸铁石似的。 |
| 4. | A bar on horseshoe magnet is called a permanent magnet . 棒形或马蹄形磁体称为永磁体。 |
| 5. | The earth may be thought of as a gigantic magnet . 整个地球可以想象为一块硕大无朋的磁石。 |
| 6. | The earth behaves as a large and somewhat irregular magnet . 地球象一个稍不规则的大磁铁在转动。 |
| 7. | A magnet attracts steel . 磁石吸引钢铁。 |
| 8. | A large electric magnet on a crane lifts the skull craper . 装在起重机上的一块大电磁铁提起破碎机。 |
| 9. | A large electric magnet on a crane lifts the skull cracker . 装在起重机上的一块大电磁铁提起破碎机。 |
| 10. | A magnet attracts iron . 磁石吸铁。 |