---You’ve read the Frog by Moyan , haven’t you?---Yes, I_______ second time and I got a better understanding.
— Why weren't you at the meeting? — I ________ for a long distance call from my sister in America.
We have done things we ought not to have done and ________ undone things we ought to have done.
The two ladies are ________ the same age, but there seems to be ten years ________ them.
--- I stayed at a hotel while in New York . --- Oh, did you? You ____ with Barbara.
The day breaks,______ the birds are singing.