thought of him as my best friend until he ______ to the boss. width=”284″ valign=”top” style=”width:213.05pt;padding:0cm 5.4pt 0cm 5.4pt”

Each different part of China has its own special forms of ______ art.

填入下面一段文字横线处的语句，最恰当的一句是辣，我们都不陌生，很多人无辣不欢甚至吃辣上瘾，这是因为辣椒素等辣味物质刺激舌头、口腔的神经末梢时，会在大脑中形成类似灼烧的感觉，机体就反射性地出现心跳加速、唾液及汗液分泌增多等现象，___________，内啡肽又促进多巴胺的分泌，多巴胺能在短时间内令人高度兴奋，带来“辣椒素快感”，慢慢地我们吃辣就上瘾了。

Kate knew nothing _______ her mother told her.

_________ my mother was cooking, I got home.