Painting wooden buildings helps to protect them from damage due to weather.
把painting 改 painted 就是错~ 我始终不知道为什么~~ painted 不能跟wooden buildings ?
1993 年8月
谢谢帮忙
如果改为painted,中心词就是buildings了,则谓语应该为help,这里指的是paiting这个动作是主语的中心词
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