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【简答题】
食品的变质包括品质下降、（）和安全性下降、（）下降。
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举一反三
【简答题】A．uses B．acts C．treats D．floats
【单选题】If James Madison had lived to see what his handiwork had wrought, he ....
A.
would be more concerend with the wording of it
B.
would be more concerned with the operating of it
C.
would not care about the running of it.
【简答题】A Train Floating On Air A train that floats on air? It's not magic―it's magnets (磁).And it's close to reality. In Virginia USA the fall of 2002, a train with no wheels traveled on air and carried coll...
【单选题】在临床细菌学检验中，动物实验的主要用途一般包括
A.
分离和鉴定细菌，测定细菌毒力，研制药物
B.
分离和鉴定细菌，测定细菌毒力，制备免疫血清
C.
分离和鉴定细菌，测定细菌毒力，研制疫苗等
D.
分离和鉴定细菌，研制药物，研制疫苗
E.
分离和鉴定细菌，测定细菌毒力，生物制药
【简答题】10 amendments introduced by James Madison in 1789 were added to the Constitution, they are know as ______
【简答题】The nigger who floats down the Mississippi River on the same raft with Huckleberry Finn is named _______.
【判断题】The long floats of the satin weave create a shiny surface and tend to reflect light easily.
A.
正确
B.
错误
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