题目内容

By 2050, there’ll be about __________ million people in the United States over the age of 80 and __________ million of them will have Alzheimer’s disease.

A. 30; 15
B. 32; 16
C. 13; 3
D. 32; 3

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By 2050, those and other neurologic diseases—for which we have no cure or prevention—cost well over ___________ dollars a year.

A. a third of a trillion
B. a trillion
C. a third of a billion
D. a billion

Interestingly enough, apart from Alzheimer’s, neurologic diseases which affect very different parts of the brain also show ____________.

A. angles of misfolded protein
B. angles of misfolded protamine
C. tangles of misfolded protein
D. tangles of misfolded protamine

1.It is very fascinating that people with neurologic diseases have a very low incidence of ___________.

A. all cancers
B. heart disease
C. malaria
D. most cancers

To some extent, ____________ (1 word) is protective to Parkinson’s disease.

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