问题
选择题
Electrolysis(电解)is the process ______ electric current is passed through a substance to cause a chemical charge.
A．which
B．whose
C．to which
D．by which
答案
答案：D
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Electrolysis(电解)is the process ______ electric current is passed through a substance to cause a chemical charge.
A．which
B．whose
C．to which
D．by which
答案：D