The sailor is ______ of his experiences,because he has been to about30 countries.

—          is it from the radio station?—  It’s about 5 kilometers.

—What is your mother going to do this Saturday?—I’m not sure. She ______ go to see my grandmother.

––Has Mr Li known the news?––I’m afraid not. I called his house this morning but ____ answered.

 Frank left school at 16, he still became a successful writer.