we burn things to make energy.就划线部分提问 _ (to make energy) ____ _____we burn things
问题描述：
we burn things to make energy.就划线部分提问 _ (to make energy) ____ _____we burn things
答
Why do
答
【 Why do 】we burn things
不明白的再问哟,请及时采纳,多谢!