This is ______ unusual course that is taught in ______ university, but it’s of no use to the real life.
My father is very busy, so he ______watches TV.
—______ do you watch TV? —Once a week
—_______Lucy come from America ?—No. She _____from America. She is English.
On ______ way home, Mr. and Mrs. Black meet an old friend.
Mary with her parents often ______ a walk in the park after supper.