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【简答题】
从商业角度提出了电子商务概念:电子商务是指实现___________。
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】第 18 题(本题:1分) 若有定义int x,y; 并已正确给变量赋值,则以下选项中与表达式(x-y)?(x++) : (y++)中的条件表达式(x-y) 等价的是( )。
【多选题】亲子交往/依恋发育过程正确的是( )
A.
12~18个月多重依恋
B.
18~24个月较能适应陌生环境
C.
24个月已拥有对依恋对象持续反应的系统
D.
24~36个月较能适应分离
E.
24~36个月在陌生人身边会悲伤
【单选题】Round the following number to four significant figures and express the result in standard exponential notation: 229.613.
A.
0.2296 × 10 3
B.
229.6
C.
2.296 × 10 -2
D.
2.296 × 10 2
E.
22.96 × 10 -1
【单选题】Which of the following italicized phrases indicates PURPOSE?
A.
We worked round the clock to finish the job.
B.
He is a witty man, and an inspiration to all of us.
C.
It is important to cancel the order immediately.
D.
Romeo left the stage, to enthusiastic applause.
【单选题】“It’s over three miles and it’s rather difficult on account of the currents round the beacon.” The following phrases have the similar meaning to the underlined phrase, except which one?
A.
because of
B.
account for
C.
due to
D.
for
相关题目：
【单选题】第 18 题(本题:1分) 若有定义int x,y; 并已正确给变量赋值,则以下选项中与表达式(x-y)?(x++) : (y++)中的条件表达式(x-y) 等价的是( )。