可内服有劫痰平喘,外用有蚀疮去腐功效的药物是()
A.铅丹
B.升药
C.砒石
D.硼砂
E.炉甘石
参考答案:C
解析:砒石有大毒,外用可蚀疮去腐,内服劫痰平喘。
据意填词。
1. Mum, I'd like some (水果)
2. On New Year's Eve, we eat (饺子)
3. I'm so hungry. Give me two (三明治)
4. My grandfather has (两碗麦片粥) for breakfast every day.
5. Li Ming and Danny are hungry. They want a (快餐)
下列各组物质中,通常情况下是导体的一组是[ ]
A.人体、盐水、橡皮
B.人体、大地、油
C.金属、大地、陶瓷
D.盐水、人体、大地