单选题:黄酮类化合孥勿的颜色加深,与助色团取代位置与数目有关,尤其在( ) 题目分类:中药学专业知识(二) 题目类型:单选题 查看权限:VIP 题目内容: 黄酮类化合孥勿的颜色加深,与助色团取代位置与数目有关,尤其在( ) A.7,4'位 B.5位 C.3',4'位 D.6,7位 E.5,7位 参考答案: 答案解析:
The conference has been held to discuss the effect of touris The conference has been held to discuss the effect of tourism_________ the wildl 分类:中药学专业知识(二) 题型:单选题 查看答案
听材料,请回答第题。What are these two people talking about? 听材料,请回答第题。What are these two people talking about?A.[ A ] Sport B.[ B ] Musi C.[ 分类:中药学专业知识(二) 题型:单选题 查看答案
What was the weather like in New York? What was the weather like in New York?A.[ A ] It was grea B.[ B ] It was freezin 分类:中药学专业知识(二) 题型:单选题 查看答案