【简答题】分析并完善下面程序,该程序实现从键盘输入学习成绩(0-100之间的数),当输入的学习成绩>=85分的同学等级为A,60-84分之间的等级为B,60分以下的等级为C。 grade=int(input("考了多少分?")) level=[] if (1)>=85: level='A' elif grade>=60: level=(2) else: level=(3) print("你的等级:", le...
【单选题】After that, he knew he could ________ any emergency by doing what he could to the best of his ability.
【单选题】结核分枝杆菌污染手术室后,宜先用的消毒方法是:
【简答题】In my job I have to travel abroad two or three times a year. (involve )My job ___________abroad two or three times a year.
【多选题】( )involve three or more persons in a communication encounter.
A.
Small group communication.
B.
Interpersonal communication.
C.
Organizational communication.