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【多选题】
2政策的主要功能包括( )。A.
导向
B.
协调
C.
教育
D.
象征
E.
控制
手机使用
分享
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举一反三
【单选题】判断char型变量ch是否为数字的正确表达式是:
A.
’0’<=ch<=’9’
B.
（ch>=’0’）&（ch<=’9’）
C.
（ch>=’0’）&&（ch<=’9’）
D.
（’0’<=ch）AND（’9’>=ch）
【简答题】阅读理解。 You've just got a new computer and you are delighted with it. It is doing everything you want it to do. But what are you going to do with your old computer? In the past consumers have often paid...
【单选题】判断 char型变量ch为数字字符的正确表达式是()
A.
ch>="0"&&ch<="9"
B.
ch>='0'&&ch<='9'
C.
'0'=
D.
ch>='0'||ch<='9'
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
They will find out what its people like.
B.
They will argue in favor of this country and the language.
C.
They will know the country and its people better.
D.
They will like its inhabitants and their language.
【单选题】判断 char 型变量 ch 是否为数字的正确表达式为( )。
A.
‘ 0 ’ <=ch<= ’ 9 ’
B.
(ch>= ’ 0 ’ )&(ch<= ’ 9 ’ )
C.
(ch>= ’ 0 ’ )&&(ch<= ’ 9 ’ )
D.
(ch>= ’ 0 ’ )AND(ch<= ’ 9 ’ )
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