（１）If it rains, we will be at home.

（２）If it snowed here, we could ski.

（３）If I had studied harder, I could have passed the exam.

（４）If it should rain tomorrow, we would put off our trip.

（５）If the sun were to rise in the west, I wouldn’t do such a thing.

（６）He said that if he were me, he would do that.

（７）I wish I were a bird.

（８）I wish she could have come with me.

（９）If only I had apologized to her at that time.

（10）She talks as if she knew everything.

（11）He looks as if he had been suffering from a terrible disease.

（12）If it were not for your help, I could not solve the problem.

（13）If it had not been for your help, I would have failed the exam.

（14）It is high time you went to bed.