题目内容：

Directions：After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.

Laugh and the world laughs with you. Even 1.（good）, you might live longer, an American researcher reports.

“Adults who have a sense of humor live longer than 2. who don’t find life funny, and the survival edge is particularly large for people 3. cancer,” says Richard Smith of the Columbia University of Science and Technology.

He 4.（present）his study of about 54,000 Americans, 5. he had followed for seven years, at the American Psychosomatic Society meeting last Monday.

At the start, patients filled out questionnaires on 6. easily they found humor in real-life situations and  how important a humorous idea was. The study showed next the greater role humor played in their lives, 7. greater their chances were in 8.（survive）the seven years. Adult scoring in the top one-quarter for humor appreciation were 35% more likely 9.（be）alive than those in the bottom quarter. In a smaller group of 2,015 people who had a cancer diagnosis(诊断) at the start, the study found 10. important that a great sense of humor cut the chances of dying by about 70%.