2. 外语
  3. Home theater systems are revolutionizing the movie scene by helping consumers watch films comfortably in their own homes. Using

Home theater systems are revolutionizing the movie scene by helping consumers watch films comfortably in their own homes. Using

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问题     Home theater systems are revolutionizing the movie scene by helping consumers watch films comfortably in their own homes. Using a combination of electronic components to【C1】______the movie theater experience, home theater systems are growing in【C2】______.
    One of the most important pieces of the home theater systems is the video. The industry has experienced big improvements in video, thanks to the impressive resolution【C3】______in HDTV(高清晰度电视)and plasma screens(等离子屏幕). With televisions coming in extremely large sizes, you have the main ingredient for putting together a(n) 【C4】______system of your own.
    Sound is of the utmost importance in home theater systems. Surround sound allows the soundtrack to be heard from different【C5】______placed speakers. Advanced technology may help create the movie experience by carrying low frequency sound to give an unbelievable enjoyment.
    Another main【C6】______required for home theater systems is the receiver. Audio/video receivers/amplifiers(扩音器)receive signals from various input devices and【C7】______and amplify these before sending them to the output devices. Some receivers have the DVD or other media player built in, which can be more cost effective.
    If you are on a【C8】______, and already own a television and stereo, simply adding speakers and a media player will create a credible home system. If spending is not a consideration,【C9】______in an actual projection television with built-in speakers for a more【C10】______home theater.
A)available F)designedly K)popularity
B)budget G)illustrate L)reputation
C)complicated H)impressive M)sophisticated
D)component I)interpret N)structure
E)create J)invest O)technically
【C9】
选项
答案J
解析 动词辨析题。句子缺少谓语动词，所以空格处需要填入一个可以与其后的介词in搭配的动词。结合条件从句中的spending，此处的动词应具有“购买”之意，符合句意的动词为invest"投资，购买"。
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大学英语四级

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