Correct the following sentences which have misplaced or dangling modifiers.
1. David won the fight though even he was smaller in size.
2. Had a stomachache while taking his dinner.
3. Around the age of five, my father took me to the circus.
4. Jane left her new bag in a taxi that she bought last week.
5. Walking three kilometers a day, his legs increase their muscle mass.
6. Having entered the market, the fishy smell was everywhere.
7. Being a travelling salesman, my mom seldom saw my dad.
8. Fearful of flying, the airplane is not for me.
9. Passing through the park, vandalism of benches became clear.
10. Being young, my parents did not understand me.