1. My leg is numb because I was sitting cross-legged for a long time.
2. It completely slipped my mind that I had to meet her at dinner.
3. This child is a real pain in the neck.
4. I informed that he would come before 12 p.m.
5. Math is the bane of my life.
6. People say, "The way to a man's heart is through his stomach". But nowadays women don't believe in it.
7. I suffered quite a lot from the poverty. No-one helped me that time.
8. You are going too far this time. You should behave yourself.
9. They made their optimum efforts to find out the solution, but they had to face failure.
10. Every cloud has a silver lining. Hang in there!
11. They are floating on air because of their win in the competition.
12. I am on cloud nine today. Please don't ruin my day by telling me something bad.