“综合与实践”是指一类以（   ）为载体，以（      ）的学习活动。（答案之间用一个空格断开）

A．shout out with the largest volume
B．put the microphone near to your mouth as close as possible
C．murmur to yourself
D．put the microphone near to your mouth but with a distance of about 3-5cm

A．静脉输注碳酸氢钠+速尿
B．静脉输注速尿+乙酰唑胺
C．静脉输注右旋糖苷
D．静脉输注葡萄糖