根据短文内容，请将单词填写在题号对应的横线上。

    Impression West Lake is a grand evening show of music, light, and dance. Directed by Zhang Yimou, Impression West Lake ____ (update) since 2015. Included in the new version are 70 percent of elements from Hangzhou G20 Summit evening gala.

    Impression West Lake, ____ (feature) the local culture of Hangzhou and unique charm of West Lake, is one of China's Top Seven Shows. It ____ (vivid) presents the history and culture of West Lake by exploring the ____ (story) based on the Legend of White Snake and Butterfly lovers.

    Besides being a charming show, Impression West Lake also highlights the beautiful ____ (nature) landscape of West Lake. The whole performance is staged entirely upon the lake ____ (it) with hills as the background.  ____ is even more amazing is “the Rain of West Lake”, which is artificially recreated ____ (bring) out the charm of West Lake in the rain.

    Impression West Lake is also a feast of music. ____ is reported, the background music is made by Kitaro, a famous Japanese musician and the theme song is performed by Zhang Liangying, a popular Chinese singer ____ a heavenly voice. All these bring the audience into the dreamlike environment of romantic Hangzhou.

最初，人类通过眼睛来观测天相。之后，有了光学望远镜，我们能直接看到更远的星体，看的也更清楚。再后来，我们又有了射电望远镜，我们通过观测电磁波来研究我们根本看不见、远在亿万光年以外的宇宙。现在，我们或将掌握另外一种探索宇宙的全新工具——引力波。通过研究引力波，我们可以研究电磁波无法直接观测到的黑洞，以及占了宇宙质量95.1%的暗物质和暗能量。这表明（  ）

①认识的发展与认识工具的进步没有必然关系

②获取真理性认识是探索宇宙的目的和归宿

③世界上没有不可认识的事物，只有尚未被认识的事物

④实践具有社会历史性，认识在实践的基础上不断深化和向前推移

“天苍苍，野茫茫，风吹草低见牛羊”的景观是指（　　）

请根据你对“微笑”的理解，仿照画线的句子，再写两句，要求句式相同，运用恰当的比喻。
      朋友，你会微笑吗？微笑是一杯浓浓的咖啡，               ，               ，微笑是一曲动人的音乐。微笑让我们的生活充满了温馨。