| 1. | Mary is the only one of those people who keeps pets
玛丽是唯一一个饲养宠物的人 |
| 2. | One of her idiosyncrasies is keeping pet dog
她的癖好之一是养狗作为宠物。 |
| 3. | One of his idiosyncrasies is keeping pet snakes
他的癖性之一是养蛇玩赏。 |
| 4. | Men have kept pets since ancient times
从远古时期，人们就开始饲养宠物。 |
| 5. | Some students were in favor of keeping pets
一些学生赞成饲养宠物。 |
| 6. | Does keeping pets mean protecting animals
养宠物就是保护动物吗？ |
| 7. | There are many advantages in keeping pets
养宠物有很多的优点。 |
| 8. | Mary is one of those people who keep pets
玛丽是饲养宠物者之一 |
| 9. | Do you know why people keep pets
你知道人们为什么要养宠物吗？ |
| 10. | Keep pets under control at all times
随时管理好自己的宠物。 |
