2. 外语
  3. A LED Lighting Is Not Mature B LED Lighting Will Replace Traditional Lighting C Almost Everything Could Be the Main Light

A LED Lighting Is Not Mature B LED Lighting Will Replace Traditional Lighting C Almost Everything Could Be the Main Light

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问题 A   LED Lighting Is Not Mature
B   LED Lighting Will Replace Traditional Lighting
C   Almost Everything Could Be the Main Light Source in the Future
D   LED Lighting Has Many Advantages
E   Bowers Made an Unexpected Discovery
F   LED Light Bulbs Look Lumpy
*
选项
答案B
解析 与题干有关的内容在第三段第二、第三句中可以找到。根据这两句表达的意思，B是答案。
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