a upright citizen
A. an honest and responsible citizen
B. an athletic citizen
C. a citizen who is always right
Many disorders will happen when the ______________________ doesn't work well.
A. sedentary job
B. immune system
C. high cholesterol
Jerome believes that ____________ is the root of success.
A. health-conscious
B. immune system
C. self-discipline
Some people think that schools are institutions that ______________ and restrict students' creativity.
A. kindle students' interest
B. are well-behaved
C. repress students' individuality
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