The flares that are Aused as distress Bsignals contain Cchemists that produce in

游客2024-01-02  18

问题 The flares that are Aused as distress Bsignals contain Cchemists that produce intense Dcolors.

选项 A、 
B、 
C、 
D、 

答案 C

解析 Chemists is a noun for people. A noun for things is needed. Correction: chemicals.
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