base
bases
basing
based
Base means to use as foundation, or to station at a location. Regular verb: base-based-based.
Meanings
- To use as foundation
- To station or locate
- To establish headquarters
Common Collocations
based on
based in
base camp
home-based
evidence-based
Tip for Learners
Based on for foundation: based on a true story. Based in for location: based in London.
Present Simple
| I | base |
| you | base |
| he/she/it | bases |
| we | base |
| they | base |
Examples - Present Simple
- I base my decisions on facts.
- You base your opinion on rumors.
- She bases her work on research.
- We base our operations in London.
- They base prices on demand.
Present Continuous
| I | am basing |
| you | are basing |
| he/she/it | is basing |
| we | are basing |
| they | are basing |
Examples - Present Continuous
- I am basing my argument on evidence.
- You are basing your claim on assumptions.
- He is basing the design on user feedback.
- We are basing our strategy on data.
- They are basing prices on costs.
Present Perfect
| I | have based |
| you | have based |
| he/she/it | has based |
| we | have based |
| they | have based |
Examples - Present Perfect
- I have based my decision on facts.
- You have based your theory on evidence.
- She has based her work on research.
- We have based our operations here.
- They have based prices on market value.
Present Perfect Continuous
| I | have been basing |
| you | have been basing |
| he/she/it | has been basing |
| we | have been basing |
| they | have been basing |
Examples - Present Perfect Continuous
- I have been basing decisions on data.
- You have been basing claims on evidence.
- He has been basing designs on feedback.
- We have been basing strategy on analysis.
- They have been basing prices on demand.
Past Simple
| I | based |
| you | based |
| he/she/it | based |
| we | based |
| they | based |
Examples - Past Simple
- I based my thesis on research.
- You based your argument on facts.
- She based her novel on real events.
- We based our company in New York.
- They based prices on competition.
Past Continuous
| I | was basing |
| you | were basing |
| he/she/it | was basing |
| we | were basing |
| they | were basing |
Examples - Past Continuous
- I was basing my argument on evidence.
- You were basing your claim on data.
- He was basing the design on research.
- We were basing our strategy on analysis.
- They were basing prices on costs.
Past Perfect
| I | had based |
| you | had based |
| he/she/it | had based |
| we | had based |
| they | had based |
Examples - Past Perfect
- I had based my decision on facts.
- You had based your theory on evidence.
- She had based her work on research.
- We had based operations here already.
- They had based prices on demand.
Past Perfect Continuous
| I | had been basing |
| you | had been basing |
| he/she/it | had been basing |
| we | had been basing |
| they | had been basing |
Examples - Past Perfect Continuous
- I had been basing decisions on data for years.
- You had been basing claims on research.
- He had been basing designs on feedback.
- We had been basing strategy on analysis.
- They had been basing prices on market trends.
Future Simple
| I | will base |
| you | will base |
| he/she/it | will base |
| we | will base |
| they | will base |
Examples - Future Simple
- I will base my decision on facts.
- You will base your argument on evidence.
- She will base her work on research.
- We will base operations in Asia.
- They will base prices on costs.
Future Continuous
| I | will be basing |
| you | will be basing |
| he/she/it | will be basing |
| we | will be basing |
| they | will be basing |
Examples - Future Continuous
- I will be basing decisions on data.
- You will be basing claims on evidence.
- He will be basing designs on feedback.
- We will be basing strategy on analysis.
- They will be basing prices on demand.
Future Perfect
| I | will have based |
| you | will have based |
| he/she/it | will have based |
| we | will have based |
| they | will have based |
Examples - Future Perfect
- I will have based my thesis on research.
- You will have based your argument on facts.
- She will have based her work on evidence.
- We will have based operations abroad.
- They will have based prices on market data.
Future Perfect Continuous
| I | will have been basing |
| you | will have been basing |
| he/she/it | will have been basing |
| we | will have been basing |
| they | will have been basing |
Examples - Future Perfect Continuous
- I will have been basing decisions on data for decades.
- You will have been basing claims on evidence.
- He will have been basing designs on feedback.
- We will have been basing strategy on analysis.
- They will have been basing prices on demand continuously.