问题
单项选择题
理想集成运算放大器的输入电流Ii=0,叫做().
A.虚短
B.虚断
C.失调
D.续流
答案
参考答案:B
理想集成运算放大器的输入电流Ii=0,叫做().
A.虚短
B.虚断
C.失调
D.续流
参考答案:B
词语填空 用所给单词的适当形式填空.
dressed, look or walk, while comedians __3__ the audience with what they say or how they act. Crosstalk shows, or xiangsheng, liked by people __4__ China have __5__ for more than two thousand years. They still remain a major form of entertainment to Chinese people. And there have appeared many __6__ artists, among whom Ma Ji was deeply loved by many people in China and some other countries. He has been honoured as a great artist for his __7__ work in crosstalk show. Laughter is the best medicine in life. We often find people who have a good sense of __8__ more attractive. Some people think they can understand jokes of their own culture. Actually people of all nationality often have little __9__ in __10__ the same jokes. |