What does "15" refer to in "freshman 15"?
A. 15 cm
B. 15 pounds
C. 15 kg
D. 15km
查看答案
What does students do after they lose weight?
A. stop eating at the low level of calories
B. keep eating at the low level
C. keep doing exercise
D. go back to the original diet
What causes the poor diet habit？
A. a lack of time
B. a lack of money
C. buffet cafeterias
D. heathy food is not delicious
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