she must shade her eggs instead of keeping them warm.她要为她的蛋遮荫而不是保暖

instead of代替；而不是 ...

It maddens me that she was chosen instead of me.

选中她而未选中我，真把我气死了。

I put in sugar instead of salt.

我错把糖当盐放了。

He's not the only one to give up.他不是唯一一只放弃的企鹅

give up放弃；抛弃

In any case he can not give up it.

他无论如何不会放弃它。

The priest persuaded him to give up his bad habit.

牧师劝他放弃坏习惯。

Penguins are adapted to withstand temperatures of 40 degrees below zero,企鹅能够适应零下40度的低温

adapt to适应

I do not think I'll ever adapt to this culture.

我恐怕永远也适应不了这种文化。

I can't adapt to this wet climate.

我无法适应这种潮湿的天气。