皮皮学，免费搜题
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【单选题】
关于大肠杆菌,下列叙述不正确的是A.
能分解乳糖产酸产气
B.
有鞭毛能运动
C.
所有大肠杆菌均是条件致病菌
D.
卫生细菌学中有重要意义
E.
是泌尿道感染常见的病原体
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反馈参考答案：
举一反三
【单选题】关于流脑的描述，下列哪一项是不正确：
A.
带菌者是流脑重要的传染源
B.
脑膜炎球菌体外易自溶，故标本应及时送检
C.
流脑以冬春季发病率高
D.
暴发型流脑休克型患者其脑脊液常规化验多可正常
E.
婴幼儿流脑脑膜刺激征尤为明显
【单选题】Today we'll discuss proposals____the improvement of quality. All other proposals will be left to the next meeting.
A.
similar to
B.
relevant to
C.
familiar with
D.
regarded as
【单选题】一Why are you ready ________ Jour study in America? 一Because English is spoken ________ the first language there. [ ]
A.
to; by
B.
for; as
C.
to; as
D.
for; by
【多选题】What natural features of Manitoba-does the professor discuss? Click on two answers.
A.
The large number of lakes
B.
The network of limestone caves
C.
The concentration of garter snakes
D.
The variety of snake species
【单选题】Old people must __________.
A.
speak to polite
B.
be spoken politely
C.
be spoken to politely
D.
be spoken to polite
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