From his voice on the phone, I know everything is going under way.
A. satisfy
B. satisfying
C. satisfied
D. satisfaction
网友回答
A. satisfy
B. satisfying
(答案→)C. satisfied
D. satisfaction
解析：考查satisfy的词形辨析。根据句意：电话中，我从他满意的声音中知道一切都在掌握中。修饰名词voice用形容词。B项satisfying表示“令人满意的”，C项satisfied表示“感到满意的”，虽然修饰voice但此处是指“他感到满意”而不是“令人满意的声音”。所以答案选C。