“主行水”是
A.肺的功能
B.肝的功能
C.肾的功能
D.脾的功能
E.三焦的功能
参考答案:A
She is excited to read a note ___ the present from her grandfather. [ ]
A. attaching with
B. attached to
C. attached with
D. attaching to
Ig分成κ、λ两个型,其依据是()
A.重链
B.轻链
C.可变区
D.恒定区
E.绞链区