Choose the best answer

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Question 8. My friend has decided to use
B. less
electricity by using more solar energy instead.
D. fewer
A. more
C. much
Question 9. A: This weekend I'm going to the SOS village to teach the children there.
В: I
A. join
you.
C. will join
B. am joining
Question10. You'll become healthier if you consume
B. less
D. have joined
soft drinks.
A. more
C. much
D. fewer