病历摘要：患者，男性，36岁，确诊糖尿病1周，体检为发现明显异常。糖尿病饮食治疗中，

开式储罐和建筑物，应装设独立避雷针，冲击接地电阻不大于（）。

A．10Ω

B．20Ω

C．30Ω

D．40Ω

重症患者CRRT股静脉置管深度要求达到（）。

A.10～12cm

B.12～15cm

C.15～18cm

D.18～20cm

E.20～24cm

It is obvious that on no account _____ to the teacher that he has done the homework on his own.

A．this is the first time he is lying

B．this is the first time he has lied

C．is this the first time has he lied

D．is this the first time he has lied

多胎妊娠并发羊水过多是单胎妊娠的______倍，尤以______双胎居多。

报废车在残车统计中有何规定？