①能以优秀文化作品的感染力激发人们热爱公益事业 

②折射出文化对社会持续健康地发展具有促进作用

③促进了中国特色社会主义文化的空前繁荣和发展

④有利于用优秀的文化作品引领良好社会风尚的形成

①植物细胞的死活；②原生质层的伸缩性比细胞壁的伸缩性大；③当外界溶液浓度大于细胞液浓度时，细胞渗透失水；反之，细胞则渗透吸水；④原生质层具有选择透过性；  ⑤细胞壁的主要成分是纤维素．

在中国最美乡村---江西婺（wu）源，有一古村落地形外貌竟然酷似耐克的标志，人们戏称之为“耐克村落”。其房屋坐落在海拔500米的山崖，梯田环绕，祖辈起就在屋顶上用竹匾（一种器具）晾晒作物。每当日上山头，老式民居与晒架上丰收成果组成一幅古村秋画，这就是闻名遐迩的“篁（huang）岭晒秋”。根据材料和图示，形成“篁岭晒秋”现象的主要原因是（   ）

根据短文理解，回答下列问题。

      A mother planted many kinds of vegetables in her garden. One morning she said to her daughter. “Betty, come here. Look at all these little yellow marks on the leaves of the cabbages. They are eggs of a kind of insects. They are very beautiful but very bad for cabbages. This afternoon you must find all the eggs on the leaves and kill them. In this way, you will help us have better greener and bigger cabbages.”

      Betty didn't think she should do it at once and in the end she forgot all about it. Her mother was ill for a few days and couldn't work in her garden. When she was well, she took Betty to the garden to see the cabbages. To their surprise, the insects had eaten up every leaf. When Betty saw this, she was upset and began to cry. Then her mother said to her, “We should never put off what we have to do today till tomorrow. And you must learn to deal with the things while they are small. or it will turn into a big problem.”