________ exercise is fit for many people.
A. Over
B. Plenty
C. Aerobic
D. High
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My grandparents are quite______ and they travel from time to time.
A. stayi
B. search
C. grasp
D. healthy
Experts believe that ________ is good for people in many ways.
A. fitness walking
B. fitness
C. walking
D. smoking
If you want to gain people’s respect, be sure to _____ your promises.
A. live through
B. live up to
C. live with
D. live on
As the saying goes, all work and no play makes Jack a dull boy. So we should ____ work and play.
A. keep a good balance between
B. both
C. better
D. Just