In the last twenty years, breakthroughs in technology have _____ advanced the way we communicate, bringing us computers, cell phones and the Internet.
A
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AlthougheachTVserieswillberatedonthebasisofitsusualcontent,theratingscan_____fromweektoweek
Thecolloquialorspokenlanguageisthelanguagefortheuseofthe________.
Whichofthefollowingsentencesisthemostproper?______