皮皮学，免费搜题
登录
搜题
【单选题】
固体培养基中需要加入琼脂的目的是( )A.
为菌体提供碳源
B.
为菌体提供氮源
C.
使培养基保持水分
D.
使培养基凝固物的形成
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】What will happen if you try to compile and run the following code? public class SWE1701 { public static void main(String argv[]){ int swe[]=new int[]{1,7,0,1}; System.out.println(swe[3]); } }
A.
1
B.
Error swe is referenced before it is initialized
C.
0
D.
Error: size of array must be defined
【单选题】Whats the reason that Germanys chimney sweeps are under attack?
A.
Chimney sweeps can not be bringers of good luck any more.
B.
German law that protects sweeps' competition was accused against last week.
C.
Germany's chimney sweeps enjoy a near-perfect monopoly.
D.
European Commission's directorate for the internal market hate the chimney sweeps.
【单选题】Which of the following is the best title of the passage?
A.
Update of Chimney Sweeps' Law
B.
Chimney Sweeps under File.
C.
Chimney Sweeps in German
D.
Non-Germans or Not
【单选题】文化强国是指这个国家具有强大的文化力量。不属于文化强国表现的为 ( )。
A.
有强大的经济实力
B.
具有高度文化素养的国民
C.
发达的文化产业
D.
强大的文化软实力
【单选题】The chimney is no longer giving ____ volumes of waste gas into the atmosphere, as protective filters are used.
A.
off
B.
of
C.
out
D.
forth
相关题目：
参考解析：
知识点：
题目纠错 0
发布
