问题补充:
I couldn understand why you did it like that way?这里面 I 是主语,情态动词的否定加上 动词understand ,那 why you did it like that way 算什么成分?还有一个问题就是 find 和believe是 系动词还是 别的什么动词?
答案:
i 主语 understand 谓语 why you did it like that way 宾语从句 find believe 是实义动词
======以下答案可供参考======
供参考答案1:
why you did it like that way 作宾语,整个句子作宾语叫做宾语从句。
供参考答案2:
宾语从句。我无法理解为什么他会那么干。
供参考答案3:
作为谓语understand的宾语从句。
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