【简答题】到目前为止,我国哪个海区赤潮发生最为频繁?
【单选题】“我有一种思想,你也有一种思想,大家彼此交换,我们就有两种思想甚至更多思想”。这体现了什么?
【简答题】“你有一种思想, 我也有一种思想, 彼此交换,每人至少有两种思想”, 这体现了信息的( )
【判断题】到目前为止,我国南海海区赤潮发生最为频繁 。 ( )
【单选题】What can you do if the international line is engaged?
A.
Ask the operator to call you back later.
B.
Make a 'person-to-person' call.
C.
Call back outside office hours.
D.
Walt and call again when the line is free.
【单选题】If you miss a class, what should you do to find out what assignment was given?
A.
Call the teacher or a classmate.
C.
Remind the teacher you were absent.
D.
Ask a classmate when you attend the school.
【单选题】到目前为止,我国()海区赤潮发生的最为频繁。