真题例句：

• \There's no way on earth that genes from an algae should work inside an animal cell, \ says Sidney Pierce from the University of South Florida.

  南佛罗里达大学的 Sidney Pierce 说：“在地球上，藻类的基因不可能在动物细胞内起作用。”

  [2019年 CET4 阅读理解]

• If something happens to their food source, they have a way of not starving to death until they find more algae to eat.

  如果它们的食物源受到了某种影响，它们有办法不至于饿死，直到找到更多的藻类食物来吃。

  [2019年 CET4 阅读理解]

• It's pretty incredible how it has managed to hijack the genes of the algae (藻类) on which it feeds.

  令人难以置信的是它通过进食藻类来成功获取藻类基因的方式。

  [2019年 CET4 阅读理解]

• Their babies retain the ability to produce their own chlorophyll, though they can't generate energy from sunlight until they've eaten enough algae to steal the necessary genes, which they can't yet produce on their own.

  它们的后代延续了这种可以自己制造叶绿素的能力，尽管直到它们吃掉足够多的藻类以获取这种必要的基因(它们还无法自己制造这种基因)，它们才能够从阳光中制造能量。

  [2019年 CET4 阅读理解]

• They get all their nutritional needs met by the genes that they've hijacked from the algae.

  它们从藻类身上获取的基因可以满足自身所有的营养需求。

  [2019年 CET4 阅读理解]