OK, heres the correct answers. You didn't do too badly 7th...
1 - Finland
2 - 4th July 1776
3 - Plastic
4 - Bless you.
5 - 100
6 - George Orwell
7 - Train, car, coach, bus, tram, ship, boat, motorcycle etc.
8 - England, Ireland, USA, Canada, India, Kenya, Singapore, Barbados, South Africa, Pakistan etc.
9 - Chest, leg, arm, shoulder, foot, knee, fingers, toes, thigh, shin, ankle etc.
10 - Vasco de Gama
11 - Drachma
12 - Canada
13 -Waiter/Waitress, taxi driver, hairdresser
14 - Christmas, Easter, St. Valentines day, New Years day, Thanksgiving day etc.
15 - Proverbs
16 - Nothing!
17 - Abraham Lincoln
18 - Volga
19 - 1966
20 - Mars