i was only slightly taken aback that i had achieved perfection at the tender age of 14.这个

Question

i was only slightly taken aback that i had achieved perfection at the tender age of 14.这个句子that引导的是什么从句啊。两个句子都是完整的句子，怎么看也不是名词性从句啊

Answer 1

作者本身也未必知道这叫什么从句，只会告诉你that 是为了解释为什么感到take aback(吃惊)。学习语言重要的是搞清楚意思，记住使用习惯即可，不要像个语言专家一样处处纠结语法名称，你去纠结连美国人都不知叫什么都东西，没有任何意义。

Answer 2

be taken aback相当于be surprised, be shocked
that引导的是宾语从句

相当于 I was surprised that....这个句型本回答被网友采纳

Answer 3

原因状语从句。说明be taken aback的原因。试比较，I was slightly surprised that……