1. It s _____ that American fast food is the most  popular in the world.
2. In the accident,he is the l_____ man.
3. He is S_____ a kind man and he often helps others.
4. She was a_____ to dance,but now she can't,  because her left leg hurts badly.
5. At the a _____ of twelve,hecould help his mother do a lot of housework.