[audioFiles]audio_eusm_0109(20106)[/audioFiles]A、To show that the new method wi

游客2024-06-07  13

问题  

选项 A、To show that the new method will not cause fire.
B、To point out the danger of the old method.
C、To explain a step in the new treatment.
D、To indicate the good quality of construction wood.

答案 A

解析
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