问题补充：
We thought it was he who did it, but it that he wasn’t even there.
A. turned up
B. turned down
C. turned off
D. turned out
答案：
A. turned up
B. turned down
C. turned off
(答案→)D. turned out
解析：考察动词短语辨析。A出现，调高；B拒绝；调低；C关闭；D结果是，原来是，证明是；句意：我原以为就是他做了这件事情，但是结果证明他甚至都没有到那里。根据句意说明D正确。
