额定电压为6kV的塑料绝缘电力电缆耐压试验电压为（）kV。
A.18
B.24
C.30
参考答案：B
It is not how much we do but how much love we put into what we do ________ benefits our work most.[ ]
A. who
B. which
C. that
D. what
单核苷酸多态性(single nucleotide polymorphism，SNP)
