1. enormous/ The/ USA/ than/ is/ an/ European/ country/ more/ times/ the /size/ two/ of/ the/ Union/. /

→→ The USA is an enormous country, more than two times of European Union.

2. The/ land/ USA/ is/ a/ the/ hottest/ and/ of/ both/ extreme/ It/ is/ one/ of/ places/ in/ coldest/ the/ world/. /

→→ The USA is a land of extremes. It's one of the hottest and coldest place in the world.

3. on/ About/ population/ half/ of/ the/ events/ Australia/ Australia's/ fantastic/ go/ to/ one/ of /Day/. /

→→ About half of Australia's population go to one of the fantastic events on Australia day.

4. half / The/ other/ of/ Australia's/ celebrate/ home/ on/ the/ the/ Australian/ population/ Day/ at/ beach/ their/ family / or/ with/ and/ friends/. /

→→ One of the half of Australia's population celebrate Australia day at home or at the beach with their family and friends.

5. and/ they/ the/ Year / barbecues/ Award/ watch/ the/ Australian/ of/ They/ have/ on/ television/. /

→→ They have barbecues and they watch Australian of the year award on television.