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【单选题】
保健食品的生产经营监管工作,目前由哪个部门负责( )。A.
卫生局
B.
工商局
C.
食品药品监督管理局
D.
市场监督管理局
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皮皮学刷刷变学霸
举一反三
【单选题】In general, elasticity is a measure of
A.
the extent to which advances in technology are adopted by producers.
B.
the extent to which a market is competitive.
C.
how firms’ profits respond to changes in market prices.
D.
how much buyers and sellers respond to changes in market conditions.
【单选题】In general, elasticity is a measure of_________.
A.
how much buyers and sellers respond to changes in market conditions
B.
the extent to which a market is competitive
C.
how firms ’ profits respond to changes in market prices
D.
the extent to which advances in technology are adopted by producers
【单选题】As for cross-border online business, the sellers cannot respond to buyers immediately due to different ____________, but the buyers can write e-mail to contact customer service.
A.
punctuality
B.
moment
C.
time zones
D.
memory
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