Correct

想到哪儿去了

/ xiǎng dào nǎ ér qù le /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/想到哪儿去了-Chinese-idioms-Cchatty-56ffca69-4bdb-473d-8ac5-2b53853960cf-1612777091.jpg

Collocation

1
这是想到哪儿去了
2
你们都想到哪儿去了
3
你想到哪儿去了

Definition

想到哪儿去了

Literally means:

what are you thinking?

Actually means:

It means that what one thinks is not true. It is often used to indicate that one's understanding or judgment is wrong.

想到了与事实不符的地方。多用以说明当事人的理解或判断有偏差。

Example

Used as predicate or object. (作谓语、宾语)
1
xiǎngdào
想到
nǎr  
哪儿
le
  
,
zhè
shì
zěnme
怎么
huì
guài
ne
  
?

Where did you think, how could I blame you for this?

2
zhè
shì
xiǎngdào
想到
nǎr  
哪儿
le
  
,
cái
zàihu
不在乎
zhè
ge
qián
ne
  

Where did he think, I don't care about the money.

3
Āi
哎呀
  
,
  
,
dōu
xiǎngdào
想到
nǎr  
哪儿
le
  
,
shàngwǎng
上网
shì
ye
爷爷
shuōhuà
说话
  
,
shi
gēn
háizi
女孩子
liáotiān
聊天
  

Oh, Mom, where do you think, I'm talking to my grandpa on the Internet, not talking to girls.