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工具类 与 Arrays 类相同,提供了操作 及其子类的工具方法,如排序、二分法查找、洗牌、反向排序、填充、复制等。
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【单选题】听力原文:M: Did you know that astronauts have made commercial products in space? W: No, I wasn't aware of that. What kind of products? M: Tiny plastic beads with a little hole through it. W: Tiny balls? D...
A.
Astronauts' clothing.
B.
Products made in space.
C.
Costume jewelry.
D.
Problems in manufacturing.
【判断题】服务器的系统版本和源码的语言必须要对应,例如PHP源码必须对应windows操作系统。
A.
正确
B.
错误
【单选题】环境保护实质上是针对什么而言的?
A.
环境维护
B.
环境破坏
C.
工业革命
D.
和谐社会
【判断题】诸侯,古代帝王的兄弟子侄的统称,文中“诸侯”指拥兵一方的割据势力。()
A.
正确
B.
错误
【单选题】护士告诉慢性肝炎病人勿食过多的糖是因为
A.
易引起腹胀
B.
易致ALT升高
C.
易致胃病
D.
易诱发糖尿病
E.
以上都不是
【单选题】Wang Yaping and Liu Yang are our ______ in China. We’re proud ______ them. A. women astronauts; of B. woman astronauts; of C. women astronauts; in
A.
women astronauts; of
B.
woman astronauts; of
C.
women astronauts; in
【单选题】The astronauts were busy making ____ for the historic flight to the moon.
A.
preparation
B.
preparations
C.
a preparation
D.
preparing
【单选题】设施蔬菜栽培时,午后的温度应控制比午前温度低2~5℃,目的是()。
A.
促进养分合成
B.
减少养分消耗
C.
促进养分运转
D.
促进养分消耗
【单选题】护士告诉慢性肝病人勿食过多的糖是因为
A.
易引起腹胀
B.
易致胃病
C.
易诱发糖尿病和脂肪肝
D.
易致ALT升高
E.
以上都不是
【单选题】听力原文: M: Did you know that astronauts have made commercial products in space? W: No. I wasn't aware of that. What kind of products? M: Tiny plastic beads. W: Beads? Do you mean to tell me that astrona...
A.
Astronauts' clothing.
B.
Products made in space.
C.
Costume jewelry.
D.
Problems in manufacturing.
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