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【单选题】
尿素酶试验阳性的细菌是 ( )A.
大肠杆菌
B.
痢疾杆菌
C.
伤寒杆菌
D.
变形杆菌
E.
肠球菌
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反馈参考答案：
举一反三
【简答题】They the developed countr i es to commit more money to protecting the environment. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【简答题】在Java语言的所有方法中，比较特殊的一类方法是抽象方法，它只有方法头，而没有【 】。
【单选题】Thewriter' s main purpose in paragraph 6 is to argue that [
A.
] people in developed countriesgenerally have more impact on nature than others. [
B.
] Japanese children are generallybetter than children born in India. [ C] Japanese children consume too muchof the world's resources. [ D ] people from some countries are moreselfish than others in their consumption of resources.
【单选题】They the developed countr i es to commit more money to protecting the environment.
A.
called in
B.
called off
C.
called on
【简答题】在Java语言的所有方法中，比较特殊的方法是抽象方法，它只有方法头，没有【 】。
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