John, _______ university professor, is considered to be _______ success as ______ expert in the agriculture research.
_____ hard she tries, she can hardly avoid making mistakes in her homework.
Poor _____ it may be, there is no place like home, _____ you may go.
The child was __ immediately after supper.
The history of nursing __ the history of man.
_____ born in Chicago, the author was famous for his stories about New York.