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英语语法问题加ing
People in prehistoric times created paints by grinding materials such as plants and clay into power and then adding water.grinding?为什么加ing 为什么后面又是adding
人气:263 ℃ 时间:2020-04-17 09:08:38
解答
grind加ing是因为by为介词,介词后加名词类单词,加ing变为动名词.
后面是由于into是介词,power为名词,and连接,则adding也为动名词.
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