英语专业四级考试最新预测试题7

PART II    CLOZE [15 MIN.]

Decide which of the choices given below would correctly complete the passage if inserted in the corresponding blanks.    Select the correct choice for each blank.

Recreational runner Carrie Johnston usually doesn't feel hungry after a good sweat.    Exercise
(26)_____ Johnston's appetite, but she knows she needs to (27)_____ lost calories following a workout.    "When I come home from a good run, I force myself to eat supper," says Johnston, a dietitian at McMaster University in Hamilton.    (28)_____, Johnston says many female athletes let good eating habits go and risk health (29)_____ thinness.    Johnston, who works in the bone-marrow transplant unit at McMaster, has a background in sports (30)_____.    In 1997, while a student at the University of Guelph, she worked with Prof. Heather Keller on a study for her (31)_____ on the eating habits of female athletes.    The (32)_____ person with eating disorders is driven by a desire to look svelte, says Johnston.    But her study focused on athletes who eat less to lower weight and body fat (33)_____ the belief it will improve (34)_____.    The study involved (35)_____ 22 elite female athletes between ages 15 and 25 over three months.    "Years ago when we didn't know any better it was thought that being lighter meant running better," says Johnston, adding that's still the mentality of many competitive runners, as well as other (36)_____ like gymnasts and swimmers.    Johnston's study (37)_____ consumed 400 to 700 fewer calories daily than recommended for their (38)_____ training.    Even when training more as they got closer to competing, they failed to (39)_____ more food fuel for energy.    Initially, race (40)_____ tend to improve when a runner loses some weight, but then they hit a peak and plummet, says Johnston.