1)The parents talked to the children before the party, so they behaved quite well. 2)My aunt is in poor health. She has been in the hospital since Monday. 3)I'm going to the library to return this book.I've already read it. 4)I didn't introduce Ann and Katie to each other; they had met before. 5)Barbara and John are such a nice couple. I've always liked them. 6)Your son has grown so much since the last time I saw him. 7)Yesterday, when I knocked on their door, no one answered. They were already gone. 8)When I got home, I realized that I had left my keys at work. 9)Michael is a great guy. I've known him for years. 10)By the time their first child was born, my friends had known each other for 5 years.
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