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【多选题】
与食品卫生关系密切的霉菌主要是A.
曲霉属
B.
根霉属
C.
青霉属
D.
镰刀菌属
E.
木霉属
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反馈参考答案：
举一反三
【单选题】In 2007, U.S. railroads had a market share of ___ of all long-distance ton miles shipped.
A.
40 percent
B.
35 percent
C.
22 percent
D.
12 percent
【单选题】U.S. railroads in 1998 had a market share of ___ of all long-distance ton miles shipped.
A.
40 percent
B.
35 percent
C.
22 percent
D.
12 percent
【多选题】特殊用途的化妆品相对于普通化妆品是指用以改变人体局部状态，或是促进人体美，或是消除人体美不利因素的一类化妆品。下列属于特殊用途化妆品的有____。
A.
染发产品
B.
护肤乳液
C.
防晒产品
D.
面膜
【单选题】Factors contributing to the rise of U.S. freight railroads since about 1980 are ___.
A.
road congestion, concerns about pollution and noise, and development of the multi-modal container
B.
higher train speeds, development of more custom service by railroads, and concerns about terrorism
C.
increased shipments of high-value goods like computers, unreliability of air freight, and the building of new railroads
D.
All of the above
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