填空题

A. private companies or govemments
B. sudden and unexpected injuries
C. illness or disease
D. regular medical expenses
E. surgical expense
F. the expenses of hospitalization

填空题 The insurers of health insurance may be 1.

填空题 Accident insurance covers 1.

填空题 Sickness insurance applies to 1.

填空题 Doctor' s feesis akind of 1.