What is the speaker mainly talking about？A．The problem of global warming.B．The difficulty
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What is the speaker mainly talking about？
A．The problem of global warming.
B．The difficulty of controlling the temperature at home.
C．Growing plants indoor.
D．Dying plants.
请帮忙给出正确答案和分析，谢谢！
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正确答案：C
主旨题。处理类似题型应密切关注文章的首尾段信息。本篇文章开篇便说“近来一些经常只能种植于户外的植物也开始被挪到室内的环境中”，结尾用葡萄藤的例子说明原本种在室外的植物现在成为居室内的很棒的装饰。故选项C正确。