複選題

41. The thinning of the ozone layer that protects the Earth ( A )with the sun's intense heat is tremendous and it has apparently ( B )caused increase of the Earth's temperature that is capable of ( C )creating heat waves to ( D )affected countries.
(A) A
(B) B
(C) C
(D) D

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題目解析 這道題目是一道複選題,主要考...
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