Vietnamese 'nên' Usage (should)
'nên' is commonly used to express advice or recommendation, meaning "should". It is important for learners to understand.
Quick explanation
Quick explanation
'nên' is commonly used to express advice or recommendation, meaning "should". It is important for learners to understand.
English meanings
- should
Grammar pattern
Examples
1
Bạn nên nghỉ ngơi.
You should rest.
2
Chúng ta nên đặt bàn trước.
We should book a table in advance.
How to use it
'nên' expresses advice, judgment, or gentle recommendation. It is weaker than 'phải' and does not imply obligation.
- S + nên + V expresses what someone should do.
- For polite advice, 'nên' is softer than 'phải'.
- 'nên' can also mean "so" or "therefore" in causal sentences, but that usage depends on position.
Compared with English
Compared with English
In English, "should" is used for advice or recommendations. Vietnamese 'nên' corresponds to this, while 'phải' is stronger obligation.
Common mistakes
Bạn phải uống nhiều nước.
Bạn nên uống nhiều nước.
For general health advice, 'nên' is more natural; 'phải' sounds too strong.
Vì mưa nên.
Vì mưa nên tôi ở nhà.
When used as "so", 'nên' must be followed by a result clause.
Commonly confused grammar
Practice
Multiple choice
What does 'nên' express as a modal verb?
Show answer
Multiple choice
What does 'nên' express as a modal verb?
- should
- passive
- since
Answer: should
Explanation: S + nên + V is used for advice or recommendation.
Fill in the blank
Fill in the blank: Bạn ____ nghỉ ngơi.
Show answer
Fill in the blank
Fill in the blank: Bạn ____ nghỉ ngơi.
Answer: Bạn nên nghỉ ngơi.
Explanation: S + nên + V expresses what someone should do.
English to Vietnamese
Translate "You should rest." into Vietnamese.
Show answer
English to Vietnamese
Translate "You should rest." into Vietnamese.
Answer: Bạn nên nghỉ ngơi.
Explanation: Use nên in the same structure as the example.
True or false
True or False: Bạn phải uống nhiều nước.
Show answer
True or false
True or False: Bạn phải uống nhiều nước.
Answer: False
Explanation: For general health advice, 'nên' is more natural; 'phải' sounds too strong.
Correction
Correct this sentence: Bạn nên một bác sĩ.
Show answer
Correction
Correct this sentence: Bạn nên một bác sĩ.
Answer: Bạn nên đi khám bác sĩ.
Explanation: 'nên' must be followed by an action; 'go see a doctor' is natural.