The very ubiquity of electronic communications can have a surprising downside, notes Richa
A.failure
B.underside
C.drawback
D.consequence
A.failure
B.underside
C.drawback
D.consequence
The plane smple harmonic longitudinal wave with frequency of= 1.25Hz travels along a slender metal rod. The elasticity modulus of the rod isand its density isHow much is the wavelength of the longitudinal wave?
A、0.1m
B、0.2
C、0.3
D、0.4
完形填空。 | ||||
It was the afternoon of December 24, the day before Christmas, but I had to stay to tidy the office. The only thing that1my day was the beautifully decorated2in our waiting room and a3sent to me by a fellow I was dating-a dozen long-stemmed red roses. Suddenly, our receptionist came and said there was a lady outside that urgently needed to speak with me. As I stepped out, I noticed a young4woman with a baby in her arms standing there.5, she explained that her husband-a prisoner in a nearby prison-was my next patient. She told me she wasn't6to visit her husband in prison and7he had never seen his son. So she8me to let her wait here ahead of time. I agreed.9, it was Christmas Eve. A short time later, her husband arrived with chains on his feet, cuffs on his hands, and two armed guards 10him. The woman's tired face11when her husband took a seat beside her. I watched them laugh, cry, and share their12. He seemed like a gentle and honest man. At the end of the13, the man had to go back and I14him a Merry Christmas. He smiled and thanked me and said he felt saddened by the15that he hadn't been able to get his wife16for Christmas. On hearing this, I was17with a wonderful idea. I'll never forget the18on both their faces as the prisoner gave his wife the beautiful, long-stemmed red roses. I'm not sure who19the most joy-the husband in giving, the wife in receiving, or myself in having the opportunity to share in this20moment. | ||||
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A、Multimedia content creation
B、Compression and media encoding
C、Distribution via networks
D、Digital Rights
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