turn为什么要加ing?
There are new technologies being developed that enable us to remove 99% of the side effects associated with burning fossil fuels and safely turning them into power
人气：307 ℃ 时间：2020-06-15 03:36:49
解答
这里的turning是和前面的burning是同等地位的,都是相当于跟在介词with后,所以要加ing
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