A: __________ do you exercise?B:Twice a week.
A. How many
B. How long
C. How often
D. How much
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Developing good living habits, eating_____________ and doing exercise are good ways to keep fit.
A. a lot of fat
B. less coarse
C. more meat
D. a well-balanced diet
Doing exercise regularly is ____________ our health.
A. good for
B. good to
C. benefit
D. helpful
What do you do to keep fit?_______________.
A、Reading books
B. Playing computer games
C. Staying up
Doing exercise
__________ do you exercise?Twice a week.
A. How many
B. How long
C. How often
D. How much
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