A mirage occurs when a layer Aof warm air Bnext the ground is trapped Cby cooler

游客2024-01-02  15

问题 A mirage occurs when a layer Aof warm air Bnext the ground is trapped Cby cooler air that is Dabove it.

选项 A、 
B、 
C、 
D、 

答案 B

解析 Next is an incomplete compound preposition. Correction: next to.
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