A．She has been living with her father． 
B．She was sad about the death of her father． 
C．She can’t search for her father without being watched． 
D．She suffers from Alzheimer’s disease． 

A．Their families and friends win suffer from the same disease． 
B．Their families and friends will experience mental sufferings． 
C．They will certainly die in 8 to 10 years． 
D．They will forget everybody but their spouses． 

A．Memory loss occurs from Alzheimer’s disease and nothing else． 
B．Memory loss occurs from sadness，shock，anger，and so on． 
C．Memory loss occurs for a number of reasons． 
D．Memory loss occurs with changes in personality．