Correct

开门见山

/ kāi mén jiàn shān /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/开门见山-Chinese-idioms-Cchatty-be686f5a-2e07-4ff6-b3a5-0f4a5dde2d7f-1612777036.jpg

Collocation

1
开门见山的人
2
开门见山的文章
3
应该开门见山
4
开门见山地讲
5
开门见山地说
6
就开门见山吧

Definition

开门见山

Literally means:

open the door and you see the mountain

Actually means:

come straight to the point; without preamble

It figuratively means coming directly to the point in one's speech or writing.

比喻说话或者写文章一开始就进入正题。

Example

Used as predicate, adverbial adjunct, object or attributive. (作谓语、状语、宾语、定语)
1
men
我们
shì
jiā
一家
rén
yǒu
shénme
什么
yào
需要
bāngmáng
帮忙
de
  
,
jiù
kāiménjiànshān
开门见山
  

We are a family You have anything you need my help, just open the door.

2
de
lùnwén
论文
yīnggāi
应该
kāiménjiànshān
开门见山
chū
提出
de
lùndiǎn
论点
  
,
yòngbuzháo
用不着
ràowānzi
绕弯子
  

Your paper should be open-door to your argument, without going around a bend.

3
shì
shuǎnglǎng
爽朗
de
rén
  
,
huan
喜欢
kāiménjiànshān
开门见山
de
rén
jiāodào
打交道
  
,
rào
lái
wānzi
弯子
  

I'm a cheerful person who likes to deal with open-door people and can't get around.