31、 根據(jù)以下內(nèi)容回答31-50題：

　　Tourism has become a very big business.For Spain，Italy and Greece，it is the largest(1)of foreign exchange，and even for Britain，it is the fourth.Faced(2)this huge new income，no government can afford to look down on the business;questions of hotel bath rooms，beach umbrellas and ice-cream sales are now(3)by ministers of tourism with solemn expertise.Before the Second World War the tourist industry was widely regarded as being unmanly and stupid.But(4)has become a new industry，as trade business used to do;in Spain，Italy，Greece and much of Eastern Europe，new road(5)have opened up in the country，first to tourists，and then to industry and locals.

　　(6)of tourism is a nationalized industry，a key part of national planning.In a west place of Marseilles，the French government is killing mosquitoes and(7)six big vacation places to attract nearlv a million tourists.In Eastern Europe，a whole new seaside(8)has sprung up over the last few years：the governments have greatly(9)when tourists from the West muhiplied from half a million four years(10)to nearly two million last year.

　　請(qǐng)回答(1)題

　　A.factor

　　B.resource

　　C.source

　　D.cause

　　32、 請(qǐng)回答(2)題

　　A.in front of

　　B.of

　　C.with

　　D.for