按照所给文段的思路，仿照相应的句式，将文段补写完整。（2分）

人生中难免有些事情不尽如人意：也许你想成为太阳，却只是一颗不起眼的星星；也许你想成为大海，                          ；                      ，却只是一根细弱的小草。这个时候，请不要失去人生的方向。只要珍惜自己，坦然接受自己，你会惊喜地发现平凡的你也有自己美丽的风景。

"Opt-out" mechanism is probably ______

A．a machine that can be attached to your computer

B．a button that you can make a choice to read or not to read

C．a software that you can play a computer game

D．an e-mail that says some good words to you