HSK 5 HSK C2/W2/V6
Correct

便

/ biàn /
Strokes

Definition

便 is an Adverb, which means [ (used in the same way as 就, and more formal than it)soon afterward].

便 is a conjunction, which means[ as soon as ].

 

Example

As an Adverb.
1
Guò
le
huìr  
一会儿
  
,
tiān
biàn
便
liàng
le
  

After a while, the sky was light.

2
nián
去年
biàn
便
lái
zhōngguó
中国
le
  

He came to China last year.

3
Zhè
tiān
shi
guāfēng
刮风
biànshì
便是
xià
下雨
  

These days it's either windy or rainy.

As a Conjunction.
4
xià
下课
biàn
便
shūguǎn
图书馆
le
  

He went to the library after class.

5
毕业
biàn
便
juédìng
决定
huíguó
回国
  

As soon as he graduated, he decided to return to China.

6
Zhè
dào
hěn
jiǎndān
简单
  
,
kàn
biàn
便
zhīdào
知道
zěnme
怎么
zuò
  

The problem is simple, and I know how to do it as soon as I see it.