题目内容

随机产生一个[1,100]之间的整数的正确表示是（）。

A. random.randint(1,100)
B. random.random(1,100)
C. random.uniform(1,100)
D. random.randrange(1,100,1)

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random.shuffle函数的作用是（）。

A. 返回0与1之间的随机浮点数
B. 返回一个随机的元素
C. 将列表中的元素打乱顺序，即洗牌
D. 从指定序列中随机获取若干个元素组成新的子序列

Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.coincidence upgraded infectedmanifest skeptical temperament1.If you’re still about doing exercise, you can put your trust in us and give it a try.2.I don’t think it’s a(n) that three of the leading men we’ve talked about today all have tremendous stage experience.3.Policy makers will not consider any policy changes until evidence is that the market is turning for the better.4.Right now there is no evidence that those flu (流感) viruses that our pets are contagious (传染的) to us.5.The full potential of the range is such that the new machine could be to up to 250 percent of its initial capacity.6.Even though your daughter has a shy, and may always be somewhat inhibited, you can help her alleviate some of her shyness.

Fill in the blanks with the prepositions given below. Each word can be used only once.as in into to1.We should try our best to preserve our natural land so that future generations may also truly immerse themselves the experience of its natural beauty.2.After graduating from college three years ago, he moved to New York City and established himself a successful composer.3.The book is technical and detailed, but, if you are prepared to put effort understanding it, this book should interest you very much.4.The financial stress felt by students is strongly related the fact that tuition fees are constantly rising, causing worries about the affordability of higher education.

刚性联轴器在安装时要求两轴严格对中，而挠性联轴器在安装时则不必考虑对中问题。

A. 对
B. 错