【单选题】What is the main idea of this whole reading?
A.
People of polychronic cultures need to learn how to keep to deadlines and become more organized.
B.
Understanding the two cultural time systems, monochronic and polychronic, may be helpful in getting along with others.
C.
Everyone in the world should adopt the same approach to time since it is annoying when others are different.
【简答题】如图,AB ⊥BD 于点B ,ED ⊥BD 于点D ,AE 交BD 于点C ,且BC=DC. 求证:AB=ED.
【判断题】用 8 选 1 数据选择器实现任何三变量逻辑函数都比用 4 选 1 数据选择器实现简单。
【简答题】如图,AB⊥BD于点B,ED⊥BD于点D,AE交BD于点C,且BC=DC.求证:AB=ED.
【判断题】数据选择器简称 MUX ,又称多路选择器或 翻译器。
【判断题】数据选择器简称MUX,又称多路选择器或翻译器。
【简答题】如图,AB⊥BD于点B,ED⊥BD于点D,AE交BD于点C,且BC=DC。求证AB=ED。
【简答题】如图,ED∥AB,AF交ED于点C,∠ECF=138°,则∠A =______°。
【简答题】如图,ED∥AB,AF交ED于点C,∠ECF=138°,则∠A =( )度。