Gap Filling Grammar Exercise

Fill in the blanks.

Until one or two decades ……………….. (ago / before), consumers wanting large-screen televisions …………….. (has / have / had) to rely on CRT technology. Now large screen televisions that ……………. (use / used / uses) digital display technology are available. Digital displays ……………… (create / creates / created) their images using a fixed grid of tiny, individually controlled pixels. They offer higher picture quality.

 Digital Television or DTV is a digital television standard that …………….. (is replacing / was replacing / has been replacing) analog television. Digital television ……………… (allow / allows) broadcasters to offer better picture quality than current transmissions, and high-quality transmissions with HDTV. DTV also allows broadcasters to offer multiple TV programs at the same time with better picture quality and sound. In addition to ………………. (offer / offering) a higher resolution, DTV has a higher television aspect (the ratio of screen width to its height) ratio when …………… (compared / comparing) to analog.

Answers

Until one or two decades ago, consumers wanting large-screen televisions had to rely on CRT technology. Now large screen televisions that use digital display technology are available. Digital displays create their images using a fixed grid of tiny, individually controlled pixels. They offer higher picture quality.

 Digital Television or DTV is a digital television standard that is replacing analog television. Digital television allows broadcasters to offer better picture quality than current transmissions, and high-quality transmissions with HDTV. DTV also allows broadcasters to offer multiple TV programs at the same time with better picture quality and sound. In addition to offering a higher resolution, DTV offers a higher television aspect (the ratio of screen width to its height) ratio when compared to analog.