问题
选择题
It was a bit doubtful at first, but it ____ to be a really good idea.
A．turned up
B．turned in
C．turned out
D．turned down
答案
答案：C
考查短语辨析。turned up出现，turned in 上交，turned out 结果是，证明是，turned down 拒绝，句意：开始有点疑问，但是结果证明真得是一个好主意。所以选C。