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 doesnt feel hungry after a good sweat. Exercise (26)_____ Johnstons 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 didnt know any better it was thought that being lighter meant running better," says Johnston, adding thats still the mentality of many competitive runners, as well as other (36)_____ like gymnasts and swimmers. Johnstons 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.

　　26.   A) represses   B) suppresses   C) depresses   D) expresses

　　27.   A) make up to   B) make up on   C) make up for   D) make up with

　　28.   A) Therefore   B) However   C) Moreover   D) Furthermore

　　29.   A) in the act of   B) on the point of   C) at the expense of   D) for the sake of

　　30.   A) nutrition   B) nullity   C) nuisance   D) nuance

　　31.   A) thesis   B) object   C) target   D) objective

　　32.   A) common   B) average   C) ordinary   D) popular

　　33.   A) based on   B) basing on   C) being based on   D) having based on

　　34.   A) act   B) action   C) demonstration   D) performance

　　35.   A) to track   B) to have tracked   C) tracking   D) being tracked

　　36.   A) players   B) athletes   C) runners   D) contestants

　　37.   A) topics   B) projects   C) plans   D) subjects

　　38.   A) strenuous   B) tedious   C) lusty   D) nervous

　　39.   A) take up   B) take to   C) take on   D) take in

　　40.   A) signals   B) signs   C) scores   D) symbols