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问题 单项选择题

以下哪些陈述是错误的（）

A.血琼脂里添加吐温80可以使亲脂性的菌种生长良好

B.杰克棒杆菌与膀胱结石的形成有关

C.棒状杆菌是革兰阳性细菌

D.白喉棒状杆菌菌落在Tinsdale培养基上显黑色菌落

E.产单核李斯特菌在血琼脂上有Beta-溶血的不透明菌落

答案

参考答案：B

解析：解脲棒杆菌与膀胱结石的形成有关。

完形填空

根据对话内容，从下面方框中选择适当的单词或短语填空，使对话内容完整正确，并将答案填写在答题卡标的相应位置上。

A:  Hey! I met a student from a green school in Dalian.

B:  A green school?     小题1:   is it?

A:  It is a school which supports the protection of the environment. In fact,    there are  小题2:  green schools in China. It’s wasteful to throw away glass,   paper and metal,  小题3:   every class in such schools collects waste that can be used again and then sells it for recycling（再利用）。

B:  Great! What else do they do?

A:  They also save energy and tricycle things at home, such as  小题4:  lights and saving water.

B:  If everyone tries to protect the environment, we will make the world much better.

A:  I agree. If we don’t, the future is   小题5:  .

B:  Anyway, public concern over the environment has greatly increased. There is hope for the future.
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单项选择题

下列各项中，不影响胶片水洗速率的是（）

A.摄影条件

B.水洗流率

C.水洗温度

D.定影液pH

E.定影液的类型
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