change the word in bracket and find the fact! a. If wouldn't surprised me if he (know/no).... the answer b. She... (come) to our party if she had been free c. I

Answer:
_______
a. if he didn't know the answer,it wouldn't surprise me
Fact : he knows the answer so i am surprise.
-->


b. She would have come to our party if she had been free
--> Fact : she didn't come to our party because she wasn't free.

c. If I had been stronger, I'd have helped you carry the piano.
--> Fact : I wasn't stronger so I didn't help you to carry your piano.

*Thanks*