题目内容

经飞沫传播的传染病其病原体具有对外环境抵抗力较弱的特点。()

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货币发行权高度集中于中央政府。()

Nearly all the doctors______upon a diet which contains a lot of fat and few vegetables.

A. disapprove
B. criticize
C. frown
D. blame

SARS, which had affected millions of people throughout the world,______doctors and public

A. complexed
B. duplexed
C. triplexed
D. perplexed

评价蛋白质营养价值高低的主要指标是蛋白质含量、氨基酸组成及机体消化吸收利用的程度。()