Many lifestyle patterns do such ________ great harm to health that they actually speed up ________ weakening of the human body.

—Do you know Tom came _____ third in the marathon held yesterday? —Yeah！And it was _____ 18-hour bicycle marathon.

This book tells _____ life story of John Smith, who left ______ school and worked for a newspaper at the age of 16.

Of all the subjects, I like ____ history best because it gives us ____ useful knowledge of things in the past.

It is generally accepted that   boy must learn to stand up and fight like   man.