the investigating of sth
investigating 作名词时是动名词，常用“the investigating of + 名词”结构，语体偏正式，相当于 investigation。
The investigating of the accident took several weeks.
对这起事故的调查花了数周时间。
调查；探究
彻底系统的调查工作
the work of examining or inquiring into something thoroughly and systematically
彻底系统的调查工作
the work of inquiring into something thoroughly and systematically
The investigating of the crime scene took three days.
对犯罪现场的调查持续了三天。
用法提示：此处“investigating”作为名词，表示调查的行为或过程。
Her thorough investigating uncovered several new clues.
她彻底的调查发现了几条新线索。
用法提示：“investigating”作名词，指调查活动。
The committee's investigating into the matter proved inconclusive.
委员会对此事的调查无果而终。
用法提示：“investigating”作为名词，意为调查工作。
investigating 作名词时是动名词，常用“the investigating of + 名词”结构，语体偏正式，相当于 investigation。
The investigating of the accident took several weeks.
对这起事故的调查花了数周时间。
前面可用物主代词或名词所有格修饰，后面仍接 of 引出调查对象。
Their investigating of the complaint revealed a serious error.
他们对这起投诉的调查暴露出一个严重错误。
口语中常用 do the investigating 表示“做调查工作”，the 不能省略。
Who does the investigating when a complaint comes in?
有人提出投诉时，由谁来做调查工作呢？
grammar · medium
易错句子Investigating the causes of the accident are important.
正确表达Investigating the causes of the accident is important.
动名词短语 Investigating the causes of the accident 作主语时视为单数，谓语要用 is。中文里主语和谓语没有“数”的呼应，所以容易受此影响误用 are。
grammar · medium
易错句子The police opened an investigating into the theft.
正确表达The police opened an investigation into the theft.
表示“一次具体的调查”要用可数名词 investigation，前面可以加 an；investigating 是动名词，指“调查这项工作”这一不可数概念，不能与 a/an 连用。
grammar · medium
易错句子The case is still under investigating.
正确表达The case is still under investigation.
under investigation 是固定搭配，意为“正在调查中”，under 后面接名词 investigation，不能换成动名词 investigating。
inquiry 指为获取信息而提出的一次询问或正式查询，多为单个质询；investigating 指持续、系统地查清一件事的整个工作过程。
examination 指对具体事物或证据的仔细查验，也可指考试、体检；investigating 强调为弄清真相而进行的系统调查工作。
survey 指通过问卷或抽样对群体情况做统计式调查，也可指测量；investigating 指针对具体事件追查真相，不涉及统计抽样。
in- + vestig- + -ate
investigat(e) + -ion
investigat(e) + -or
investigat(e) + -ive
investigat(e) + -ory
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