--Hello, Mary. I'd like you to meet Mark--______________
A. Yes, I'd like to.
B. How do you do?
C. I'm from Beijing.
D. Nice to meet you.
查看答案
--Hello. Let me introduce myself. I'm Linda.--_______________
A. You're welcome.
B. Certainly.
C. I'm Helen. Nice to meet you.
D. Go ahead.
--Do you think we've met before?--____________
A. Thank you.
B. Good luck.
C. Yes, fine.
D. I don't think so.
下面哪些是小儿液体平衡的特点?
A. 液体平衡对人体很重要。
B. 人体内液体平衡是个动态平衡。
C. 体液平衡受神经、内分泌、肺和肾脏的调节。
D. 小儿更容易出现水、电解质、酸碱平衡紊乱。
下面哪些是体液的重要组成部分?
A. 细胞内液。
B. 组织间液。
C. 血浆
D. 红细胞