抢救新生儿时，宜将抢救台温度调至（）
A.24～25℃
B.26～28℃
C.28～30℃
D.30～32℃
E.33～34℃
参考答案：D
Attention, please! I have ______ important to tell you. [ ]
A. nothing
B. anything
C. something
抗体（Ig）有哪些生物学功能？
