Correct

定调子

/ dìngdiào zǐ / 
Strokes

Definition

to set the tone

Example

As a Verb

set the tone/keynote; call the tune

1
Lǐngdǎo
领导
yīdìng
一定
diàozi
调子
  
,
dàjiā
大家
jiù
就
bùhǎo
不好
shuōhuà
说话
le
了
  
。

Once the leadership sets the tone, people will hesitate to speak out their minds.