Questions 36-40 Decide which statement is true in each case and write the corresponding letter on your answer sheet.

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问题 Questions 36-40
Decide which statement is true in each case and write the corresponding letter on your answer sheet.

选项 A、could generate half the UK’s energy requirements.
B、work better on a south-facing roof in the UK.
C、pay for themselves faster than solar panels.

答案B

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