【判断题】晶体管能够实现放大的外部条件是发射结和集电结都反偏。
【简答题】Yang Nan, 17, was happy to move to her new home in a northern area of Beijing. She was told that her neighborhood used to be rich farmland planted with vegetables, corn and wheat. But looking at the n...
【简答题】在磁盘上容易导致存储碎片发生的物理文件结构是()。(连续组织方式/链接组织方式/索引组织方式)
【判断题】物理文件的连续组织方式在磁盘上容易导致存储碎片的产生。( )
【单选题】The pregnant woman always sits in the nonsmoking area of restaurants to reduce her exposure ________ smoke.
【单选题】将60.28修约到个位数的0.5单位,应该是( )
【判断题】古罗马的三大诗人分别是维吉尔、贺拉斯、奥维德
【单选题】Finding her car stolen, ______. [ ]
A.
a policeman was asked to help
B.
the area was searched thoroughly
C.
it was looked for everyone
D.
she hurried to a policeman for help