下列属于非细胞型微生物的是
A.细菌
B.放线菌
C.病毒
D.衣原体
E.螺旋体
参考答案:C
解析:病毒无细胞结构,仅由核酸和蛋白质及脂蛋白膜构成,属于非细胞型微生物。
— Would you like to come here, Tom? I have _____ to tell you.
— Sure. What's up?[ ]
A. anything important
B. important something
C. something important
D. important anything
对于铜合金可使用的脱氧剂是()。
A.锰
B.铝
C.钛