______ about wild plants that they decided to make a trip to Madagascar for further research

A．So curious the couple was

B．So curious were the couple

C．How curious the couple were

D．The couple was such curious

阅读下面的文字，根据要求作文。（40分）

不要悔恨过去/既是创伤/也是财富

不要钟情名利/既是鲜花/也是枷锁

不要感叹多变/既有风雨/也有彩虹

不要埋怨人生/既有花开/也有花落

这首小诗含蓄地揭示了事物多面的特点。那么，你是如何理解“既有花开/也有花落”的呢？请以“花开花落”为题写一篇文章。要求：立意自定，除诗歌外，文体自选。字数不少于800字。