HSK 2 HSK C1/W1/V1/V2
Correct

对

/ duì / 
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202005/对-Chinese-grammar-Cchatty-yyyy-1589851961.jpg

Formula

1
S + 对 + Object + Verb
2
A 对 B 怎么样
3
对 A 来说,怎么样
4
对 …… 感兴趣

Definition

对, as Preposition, it means [with regard to; concerning; to; for].

 

1, 对 with an object can form a prepositional phrase to introduce the object of action;

2, refers to the treating relationship between persons or between persons and things;

3, to express the perspective from which issues are looked at;

 

Notes: 对 also can be used as Adjective and Verb.

 

refer to 对 vs 对于

Example

Preposition (introduce the object of an action)
The action following 对 is something that the subject can fulfil by himself/herself.
Therefore, 我对他比赛 is wrong because a person cannot do an action like 比赛.
S + 对 + Object + Verb
1
Tā
她
duì
对
wǒ
我
xiào
笑
le
了
xiào
笑
  
。

She smiled to me.

2
Tā
他
duì
对
wǒ
我
shuō
说
le
了
shuō
说
tā
他
jiějie
姐姐
de
的
shìqing
事情
  
。

He told me some things of his sister.

Preposition (refers to the treating relationship between persons or between persons and things)
A 对 B 怎么样
3
Wǒ
我
gēge
哥哥
duì
对
wǒ
我
hěn
很
hǎo
好
  
。

My brother is very kind to me.

4
Cháng
长
shíjiān
时间
kàn
看
shǒujī
手机
  
,
duì
对
yǎnjīng
眼睛
bùhǎo
不好
  
。

Looking at your mobile phone for a long time is not good for your eyes.

Preposition (express the perspective from which issues are looked at)
对 A 来说,怎么样 对 …… 感兴趣
5
Duì
对
wǒ
我
láishuō
来说
  
,
zhège
这个
cài
菜
hěn
很
hǎochī
好吃
  
。

To me, this dish is delicious.

6
Wǒ
我
duì
对
zhōngguó
中国
wénhuà
文化
hěn
很
gǎn
感
xìngqù
兴趣
  
。

I'm very interested in Chinese culture.