1. Input your text below.
2. Get it corrected in a few minutes by our editors.
3. Improve your English!

One of our experts will correct your English.

Our experts

1. Input your text below.
2. Get it corrected in a few minutes by our editors.
3. Improve your English!

One of our experts will correct your English.

Our experts

"I'm good at HTML and CSS" vs "I'm good on HTML and CSS"

The correct phrase is "I'm good at HTML and CSS." The preposition 'at' is used to indicate proficiency or skill in a particular subject or activity. 'On' is not typically used in this context.

Last Updated: March 15, 2024

I'm good at HTML and CSS

This phrase is correct and commonly used in English.

Use 'at' when talking about proficiency or skill in a particular subject or activity. In this case, 'I'm good at HTML and CSS' indicates that the speaker is skilled in using HTML and CSS.

Examples:

  • She's good at playing the piano.
  • He's good at math and science.
  • They're good at coding in Python.

I'm good on HTML and CSS

This phrase is not correct in this context. 'On' is not used to indicate proficiency or skill in a subject or activity.


Alternatives:

  • I'm good at HTML and CSS

Related Comparisons

Why choose TextRanch?

Lowest prices
Up to 50% lower than other online editing sites.

Fastest Times
Our team of editors is working for you 24/7.

Qualified Editors
Native English experts for UK or US English.

Top Customer Service
We are here to help. Satisfaction guaranteed!