【简答题】光电效应有哪几种?相对光电器件各有哪些?
【简答题】光电效应主要包括哪几种形式?基于各光电效应的光电器件有哪些?
【简答题】程序分析题:阅读并分析代码是否能正常运行。如能正常运行,请写出运行结果,否则说明不能运行的原因。 string_example=" Hello World " print(string_example.strip())
【多选题】内光电效应的光电器件有一下哪些( ) 。
【判断题】The phrase “move the stone with care” includes two modifiers.
【简答题】The phrase “move up” in the first paragraph means “__________”. A) move to another place B) be happy C) change one's job D) be promoted
【单选题】The phrase 'move up' in the first paragraph means ' ______ '.
【单选题】The phrase 'to move as much of these goods as possible' in Paragraph 1 means ______.
A.
to sell the largest possible amount of goods
B.
to make the goods as attractive as possible
C.
to produce the goods as efficiently as possible
D.
to focus greatly on the needs of the consumers