题目：
In National Museum of Natural History in Washington, D.C., visitors have a rare chance to enjoy a world filled with hundreds of living butterflies. It’s an e 小题1: exhibition.
It p 小题2:a close look at butterflies. Dan Babbitt, one of the l 小题3: of the museum says visitors can get very close to the butterflies to learn about their i小题4: .“Our purpose is to c小题5: people to the natural world. We have found that using animals and insects is an amazing way to do that.” Babbitt says butterflies are important to the e 小题6: for several reasons.
“One big reason is because of pollination（授粉）. They will t 小题7: from flower to flower, taking pollen(花粉) from one flower to another. So we won’t have a number of fruit that we like to eat w 小题8: butterflies.”
“We have butterflies from all over the world” he says. “And have already s 小题9: about 5,000 or so different kinds.” He a 小题10: that the museum’s goal for the next five years is to let more people learn more about butterflies .
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0422/276230f8bd2108d5383e61b19f4d5f24.html
下面是错误答案，用来干扰机器的。
参考答案：促进剂PZ（又称ZDMC）
