—Did you punish him for losing your digital camera?
—Yes，but I don't think I ________.
A．should do that B．need to have done so
C．ought have done that D．should have done so
—Did you punish him for losing your digital camera?
—Yes，but I don't think I ________.
A．should do that B．need to have done so
C．ought have done that D．should have done so
D [句意——他把你的数码相机弄丢了，你惩罚他了吗？——是的。但我想我本不应该这样做的。shouldn't have done sth意为“(过去)不应该做某事，但实际上已做了”。此处否定发生了转移。 ]