Correct

泣不成声

/ qì bùchéng shēng / 
Strokes

Example

Definition

choke with sobs; sob too bitterly to speak

1
Shuō
说
dào
到
shāngxīn
伤心
chǔ
处
  
,
tā
她
qìbùchéngshēng
泣不成声
  
。

When she got to the saddest part of the story, she choked with sobs.