【单选题】— Have you returned the book _______? — Yes, I've _______ returned it.
【单选题】— _____ you _____ the book to the library yet? — Yes. I _____ it just now. [ ]
A.
Have, returned; returned
C.
Will, return; have returned
【单选题】指出下面关于n重贝努里试验的陈述中哪一个是错误的()
A.
一个试验只有两个可能结果,即“成功”和“失败”
D.
在n次试验中,“成功”的次数对应一个连续型随机变量
【单选题】“味道好极了” 这是属于( )广告标语。
【单选题】Speaker A: I've just been reading through your last project. Speaker B: I hope you didn't find much wrong in it. Speaker A: ______, you've done a fantastic job.
【判断题】伊斯特林悖论的核心观点是:人的幸福来自绝对财富( )。
【单选题】— Have you returned the library book ? — Yes, I've returned it. [ ]
【简答题】中央军事委员会实行( )。对及其常委会负责。 A负责制 B民主集中制 C责任终身制 D负责制