How to use 何等 as an adverb and a pronoun
The word 何等 can be either a pronoun or an adverb. Let's consider both options.
The pronoun 何等
The pronoun 何等 
is used to give a sentence more emotional coloring.
In a sentence, it is placed before a noun.
is used to give a sentence more emotional coloring.
In a sentence, it is placed before a noun. Pay attention
The particle 的 is often placed between 何等 and a noun.
is often placed between 何等 and a noun.Examples
这对我来说是何等的快乐啊！
What a joy this is for me!
zhè duì wǒ láishuō shì héděng de kuàilè a
美德，是何等的软弱！
Virtue? It’s such a weakness!
měidé, shì héděng de ruǎnruò
In interrogative sentences, 何等 is rarely used. However, 何等 is an interrogative pronoun.
Therefore, in interrogative sentences with 何等, we do not state the particle 吗 .
.Examples
你知道他是何等人物？
Do you know what kind of person he is?
nǐ zhīdao tā shì héděng rénwù
The adverb 何等
In a sentence, the adverb 何等 is placed before a predicate expressed by an adjective.
is placed before a predicate expressed by an adjective. Pay attention
何等 is often followed by the particle 地 .
.Examples
这表明我的知识何等贫乏啊！
It shows how little I know!
zhè biǎomíng wǒ de zhīshì héděng pínfá a
我是何等地愚蠢！
I’m so stupid!
wǒ shì héděng de yúchǔn
你的意念向我何等宝贵
Your thoughts are so precious to me
nǐ de yìniàn xiàng wǒ héděng bǎoguì
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