Question

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if she heard the news , she would have called us by now/
they would have opened the door if they knew who was there.
if only he called me last night we could have gone to help him.
supposing she were seen leaving early ,what would have happened?
if I had a holiday next month,I will go to the seaside

Answer 1

if she had heard the news, she would have called us by now. they would have opened the door if they had known who was there. if only he had called me last night we could have gone to help him. supposing she had been seen leaving early ,what would have happened? if I have a holiday next month, I will go to the seaside.