My mother often dose some washing on weekends.为什么wash要用ing形式

问题描述:

My mother often dose some washing on weekends.为什么wash要用ing形式

do some washing
洗衣服;洗东西
这是固定结构

谓语是do,接宾语的用名词,于是乎动词wash+ing并称动名词了

do + 限定词(some/ a lot of...) + v-ing 从事.
固定结构
如:
do some reading/ washing / shopping/ running
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