I think this sentence is a mixture of the second conditional and the third conditional:
If it did, the rat would not have known it.
But I have heard the line in The Big Bang Theory.
How can I understand its meaning?
I think this sentence is a mixture of the second conditional and the third conditional:
If it did, the rat would not have known it.
But I have heard the line in The Big Bang Theory.
How can I understand its meaning?