搜题请搜索小程序“爱下问搜题”
问题 多项选择题

细菌致病性的含义包括()

A．细菌致病性质

B．细菌致病的对象(宿主)

C．细菌致病的能力

D．细菌致病的部位

E．细菌致病的途径

答案

参考答案：A, B, C, D, E

补全对话，情景问答
从II 栏中找出能与I 栏相对应的句子。

                         I
（     ）1. What's your name?                   
（     ）2. Thank you.                           
（     ）3. How many seasons are there in a year ?
（     ）4. Are they students?               
（     ）5. How are you ?                     
（     ）6. What day is it today ?               
（     ）7. Where are you from ?                 
（     ）8. What colour are the cars ?           
（     ）9. Do they play football on Sundays ?   
（     ）10. Nice to meet you.                   

             II
A. Not bad, thank you.    
B. My name is Yang Ling. 
C. Nice to meet you, too. 
D. Yes, they do.         
E. Yes, they are.         
F. They're black.                              
G. There're four.        
H. It's Friday.         
I. You're welcome.        
J. I' m from America.   
查看答案
填空题

从-2，-1，0中任取两个数分别作为一个幂的指数和底数，那么其中计算结果最小的幂是    ．
查看答案