Answer:
1) Life is like a box of chocolate. You'll never know what you're going to get.
2) They are like cats and dogs. Always fighting when they see each other.
3) Love is like a beautiful flower. Flowers bring loads of joy with their natural beauty.
4) Life is like writing with a pen. You can cross out your past but you can't erase it.
5) The pain is like an axe that chops my heart. The pain hurts so much it is unbearable.
Explanation: