问题描述：
英语疑问句语法怎么分清提问的是主语还是宾语?
what strange things had happened during the night?这个事主语用陈述句.那么 when will he arrive 也是对主语提问为什么这个用了是助动词提前的模式?为什么我写的what had strange things happend during the night 是错的呢
what strange things had happened during the night?这个事主语用陈述句.那么 when will he arrive 也是对主语提问为什么这个用了是助动词提前的模式?为什么我写的what had strange things happend during the night 是错的呢
问题解答：
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