These organisms reproduce parthenogenetically.

　　這些生物體通過單性生殖進(jìn)行繁殖。

　　As we know, all living things have to eat food.

　　眾所周知，所有生物都必須進(jìn)食才能生存。

　　Human and living beings all need water, and all economic activities of people alsoneed water.

　　人和生物都離不開水，人們的一切經(jīng)濟(jì)活動(dòng)也需要水。