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【简答题】
读下面的太阳大气结构图，完成下列要求：（12分） （1）在太阳大气层的圈层结构图中，（6分） ①为 、②为 、③为 。 （2）图示②圈层中的太阳活动类型是 。（2分） （3）简要说明太阳活动对地球的影响。（4分）
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【单选题】下列代码的输出结果是________。 class AA{ protected void print( ){ System.out.println("AA"); } } class BB extends AA{ public void print( ){ System.out.println("BB"); } } class Test{ public static void main(String...
A.
BB
B.
AA
C.
AA BB
D.
没有输出
【单选题】下面代码的输出结果是__________。 f=lambda x,y:x if x
A.
aa aa
B.
aa bb
C.
bb aa
D.
bb bb
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