题目内容
(请给出正确答案)
[主观题]
Passage ThreeQuestions 33 to 35 are based on the passage you have just heard.第34题: A) C
Passage ThreeQuestions 33 to 35 are based on the passage you have just heard.
第34题:
A) Cooking food. B) Boiling water.
C) Killing bacteria. D) Generating electricity.
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