影响血液透析患者透析充分性的因素不包括哪一项（）
A.透析液流量
B.透析器的生物相容性
C.血液流量
D.透析器
E.每周透析时间
参考答案：B
Robert has rich work experience, so it will for his lack of academic knowledge.
A．pick up
B．take up
C．bring up
D．make up
Having lost all his _____ in the fire, the man had to depend on his friends and relatives for a living. [ ]
A. possessions
B. paragraphs
C. relations
D. conferences
