阅读下面材料，在空白处填入适当的内容（1个单词）或括号中单词的正确形式。
When someone has deeply hurt you, it can be very difficult to let go of your anger. ____ forgiveness is possible-and it can be surprisingly beneficial to your physical and mental health. So far, research has shown that people who forgive can have more energy and ____(good) sleep.
So when someone has hurt you, cool down first. Take a couple of ____(breath) and think of something that ____(give) you pleasure: a beautiful scene in nature, or someone you love. Don't wait for ____ apology. “Many times the person who hurts you may never think of ____(apologize),” says Dr. Frederic Luskin, ____ wrote the book Forgive for Good. “They may have wanted to hurt you or they just don't see things the same way. So if you wait for people ____(say) sorry, you could be waiting a very long time.” Next keep in mind that forgiveness does not ____(necessary) mean accepting the action of the person who upsets you. Instead, learn to look for the love,____(beautiful) and kindness around you. Finally, try to see things from the other person's position. You may realize that he or she was acting out of carelessness.
2NH3（g） △H="-" 92.4 kJ/mol。