施工现场发生的中毒主要有()。
A.食物中毒
B.饮水中毒
C.燃气中毒
D.毒气中毒
E.药物中毒
参考答案:A, C, D
---There is something wrong with my laptop. How can I repair it?
--- Well, that’s easy. Look at the ?
A.explanations
B.expressions
C.instructions
D.introductions
"呃逆"呃声响亮,气冲有力,连续发作,脉弦滑者多属于()
A.寒证
B.热证
C.虚证
D.实证
E.湿证