S4. When a wealthy customer wants to buy a very large TV, he should select ________ and ________,according to the passage.

【参考答案】

LCD，HDTV[解析] 通读全文，我们知道，在文章中作者对三类电视机进行比较和分析，普通的(等离子)电视，液晶显示器电......

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