I.Find the word whitch has a different sound in the part underlined:
1. A.Traffic B.Pavement C.Place D.Station
2. A.Recycle B.Vehicle C.Helicoper D.Reverse
3. A.Railway B.Mail C.Sail D.Captain
4. A.Sign B.Mistake C.Triangle D.Drive
5. A.Nearest B.Head C.Bread D.Health