【B1】 [br] 【B3】A、how to make fireB、why to make fireC、what to doAPeople didn’t

游客2025-07-05 21

问题【B1】 [br] 【B3】

选项 A、how to make fire
B、why to make fire
C、what to do

答案 A

解析 People didn’t know how to make fire 从上下文看，应为“怎样生火”，因此选[A]。

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