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【多选题】
以下关于微生物生存与繁殖描述恰当的是( )。A.
多数微生物生存的最低湿度是80-90%
B.
多数微生物生存最适当的温度为25-30%
C.
日光对多数微生物的影响很大，日光直射1-4小时，便会大部分死亡。
D.
能引起食物中毒的霉腐微生物，一般在6-9%食言溶液中额不能生存
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举一反三
【单选题】What is Ms. Rawson trying to find out?
A.
How much mortgage payments are
B.
How many previous owners there have been
C.
How long her grandparents owned the house
D.
How much competition there is
【单选题】络合滴定中,若要求 TE%≤0.1%, △ pM=±0.2, 被测离子 M 的浓度为干扰离子 N 浓度的 1/10 ,欲用控制酸度滴定 M, 则要求 △ lgK 应当大于( )
A.
5
B.
6
C.
7
D.
8
【单选题】Sales of the high-end units have declined. The owners want Arnold, the CEO, to increase revenues to previous levels. His first action should be ________.
A.
to identify previous sales levels
B.
to determine why sales are off
C.
to compare costs for three new models under development
D.
to immediately begin production on the lowest cost model
【简答题】When buying from a dealer, the law says that a car must be: As described: This includes the history of the car as well as its specification．For example, if the dealer described the car as previously h...
【简答题】何谓栓塞？简述栓子的运行途径。
【简答题】简述栓子的运行途径。
【单选题】What does Susan say about Danny?
A.
He felt she was interfering in his work.
B.
He immediately understood her feelings.
C.
He was recommended by the previous owners.
D.
He was slow to see the point of some of her ideas.
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