46.The Blitz radically changed the face of London for the first time since_______nearly 3 centuries earlier.

A.the Black Death B.The Great Fire C.the Civil War D.the Great Plague

47.The foundations of______was laid in the late 1940s，providing free medical care for everyone and financial help for the old，the sick and the unemployed.

A.the welfare state

B.the National Health Service

C.the compulsory education

D.the Women's Liberation Movement

48.Margaret Thatcher believed in the following except_______.

A.self-reliance B.the strengthening of trade unions

C.privatization D.the use of monetary policies to control inflation.

49.In the 1960s，Pop music underwent a revolution when the Beatles became world famous and turned their hometown____into a place of pilgrim.

A.Manchester B.Blackpool C.Liverpool D.Sheffield

50.The 1970s saw the growth of______in Wales and Scotland.

A.liberalism B.Marxism C.chauvinism D.nationalism