The Chisos Mountains in Big Bend National Park in Texas were created by volcanic

游客2025-04-09 3

问题 The Chisos Mountains in Big Bend National Park in Texas were created by volcanic eruptions that occurred____.

选项 A、the area in which dinosaurs roamed
B、when dinosaurs roamed the area
C、did dinosaurs roam the area
D、dinosaurs roaming the area

答案 B

解析空格处的意思是：得克萨斯州大本德国家公园的Chisos山脉是火山喷发造就的，当时，恐龙仍在此地出没。空缺部分应该在句中做状语，应选择B。

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