The 不知…好 structure
The 不知…好 
structure is used when a speaker doesn’t know how to do something or is not sure how to do it better. For example, "I don’t know how to put it better".
A verb phrase, which consists of a question word and a verb, is placed in the middle of the structure in place of the ellipsis.
structure is used when a speaker doesn’t know how to do something or is not sure how to do it better. For example, "I don’t know how to put it better".
A verb phrase, which consists of a question word and a verb, is placed in the middle of the structure in place of the ellipsis. Pay attention
A complement can be placed after a verb.
Scheme
不知
verb phrase
好
Examples
他们钱多得不知怎么花好
They have so much money they don’t know how to spend it
tāmen qián duō de bùzhī zěnme huā hǎo
我不知该带什么东西好
I don’t know which clothes to take with me
wǒ bùzhī gāi dài shénme dōngxi hǎo
The adverb 才 is sometimes placed before 好.
is sometimes placed before 好.Examples
这件事很复杂，不知如何解决才好
It is so hard, I don’t know how to fix it
zhè jiàn shì hěn fùzá, bùzhī rúhé jiějué cái hǎo
不知 can be replaced with the complete form: 不知道 .
.Examples
我不知道说什么好
I don’t know what to say
wǒ bù zhīdào shuō shénme hǎo
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