填空题

The National Health Service in Britain was set up in 1948 (36)________after the end of the Second World War. Its (37)________is to provide free medical treatment for all patients who wish to take advantage of the (38)________. However, it is still possible to (39)________private medical treatment and in this case the doctor charges a fee. To say that the National Health Service is free is not (40)________true. Every employed or self-employed person over 16 years of age must put a stamp on an (41)________card every week. This card is (42)________by a government department called the Department of Health and Social Security. The stamp costs money and the (43)________is constantly changing. (44)________________, and it finances the National Health Service together with many other social security benefits such as retirement pensions, unemployment benefit, sickness benefit and so on. In order to participate in the Health Service, a patient must register with a General Practitioner, usually known as a GP. (45)________________ If the doctor feels that the case needs more expert help or the use of greater resources than are at his disposal, (46)________________.