Misc: In 1940 ---------- Avalon, singer (Four Seasons), born. ?

Questions

Which country, per capita, uses the most umbrellas?

Which county lies between the north sea and greater london?

Which cricket player holds the world record for the highest individual score in first-class cricket?

Which current british rock/pop star was at one time a teacher?

Which czech wrote the peasant comedy opera 'the bartered bride'?