问题
选择题
-Why was Mr.Smith unhappy those days?
-The only reason was that the theory he insisted on ____wrong. [ ]
A.proving
B.being proved
C.proved
D.was proved
答案
答案：C
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-Why was Mr.Smith unhappy those days?
-The only reason was that the theory he insisted on ____wrong. [ ]
A.proving
B.being proved
C.proved
D.was proved
答案：C