Correct

无所措手足

/ wú suǒ cuòshǒu jù /
Strokes

Example

Definition

have nowhere to put hand or foot―be at a loss what to do; not know how to conduct oneself

1
Wèn
问题
wèn
de
rán
突然
  
,
shí
suǒcuòshǒu
无所措手足
  

The question was so unexpected that, for a moment, I was at a loss what to do.