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【判断题】
s 区元素的价电子构型为 ns 1-2 。A.
正确
B.
错误
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举一反三
【简答题】为“七月”个人网站创建注册页面
【单选题】It kept on raining heavily for a whole week._________,we have big floods all around our town.
A.
After all
B.
As a result
C.
As if
D.
In case
【简答题】用所给单词的适当形式填空。 1. Can you ______ (take) photos? 2. He likes ______ (wear) sunglasses in summer. 3. I'd like you _______ (put) my opinions to the article. 4. In my _______ (opinion), Beijing Duck is muc...
【单选题】I'd like to go with you. , I have to finish the report now.
A.
However
B.
But
C.
And
D.
So
【单选题】[2018单选题]47. 下列表示C类IP地址范围是 ( )。
A.
192.0.0.0~223.255.255.255
B.
128.0.0.0~191.255255.255
C.
0.0.0.0~127.255.255.255
D.
0.0.0.0~255.255.255.255
【单选题】给出—卜列的代码，则下列选项中( )可以表示为类A合理的内部类。 class A{ protected int i； A (int i) { this i=i； }}
A.
class B{ }
B.
class B extends A{ }
C.
class B extends A{ B ( ){System.out.println('i＝'+i)；} }
D.
class A{ }
【简答题】(1) He will leave for Korea __________ three days.(2) He went to Beijing and returned __________ three days.(3) He will be back __________ 3 p.m.(4) He has lived in Paris __________ three years ago.(5...
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