题目

阅读理解Senses That Work Together When we think about how our senses work, we usually imagine them operating separately: you sniff a flower, and the smell is delivered uninterrupted from nose to brain. However, it's more complex than that. Most evidence for cross-modal perception (知觉) comes from studies into sound and vision (视觉). But research that shows other senses crossing over is coming out all the time, and it seems that even sound and smell sometimes form an unlikely pairing. When New York researchers, Daniel Wesson and Donald Wilson, tried to find out the truth about a “my9．从C、H、O、S、Cu五种元素中，选择适当的元素组成符合下列要求的一中物质，将其化学式填入空格中．（1）最简单的有机物CH4；（2）导致人煤气中毒的气体CO；（3）用于配制波尔多液的盐CuSO4．