2016 年11月30日，中国“二十四节气”正式列入联合国教科文组织非物质文化遗产名录，它是中国第31个列入该名录的项目。从文化的角度对其意义加以描述，你认为表述最准确的一组关键词是（    ）

在低碳要求下，林业碳汇的经济、生态、社会效益引发了越来越多的关注。相比于耕地与草地，林地具有更强的破吸收能力。林地面积和生物量是影响其固碳价位的主要因素。下表是2013年我国东北（大、小兴安岭和长白山）、北方（华北）、西南（横断山区和喜马拉推山东段南坡）和南方（东南丘陵）四大林区森林固碳价值和林业经济产值统计（单位：108元）。据此完成下面小题。

$\left(\sin \frac{5\pi }{12}-\sin \frac{\pi }{12}\right)\left(\sin \frac{5\pi }{12}+\sin \frac{\pi }{12}\right)$ 的值是____．

 ____ 

　　根据短文内容，判断下列句子的正误 。

A

       If someone asks me, “Do you like music?”I'm sure I will answer him or her” Of course, I do.” Because I think music is an important part of our lives.

　　 Different people have different ideas about music. For me, I like rock music because it's so exciting. And my favourite rock band, the” Foxy Ladies (酷妹) “is one of the most famous rock bands in the world. I also like pop music. My classmate Li Lan loves dance music, because she enjoys dancing. My best friend, Jane, likes jazz music. She thinks jazz is really cool.

     “I like dance music and rock very much，”says my brother,“because they are amazing.”

　　But my mother thinks rock is boring.“I like some relaxing music，”she says. That's why she likes country music, I think.