Indicative
Present (simple)
- I undertake
- you undertake
- he undertakes
- we undertake
- you undertake
- they undertake
Present progressive / continuous
- I am undertaking
- you are undertaking
- he is undertaking
- we are undertaking
- you are undertaking
- they are undertaking
Past (simple)
- I undertook
- you undertook
- he undertook
- we undertook
- you undertook
- they undertook
Past progressive / continuous
- I was undertaking
- you were undertaking
- he was undertaking
- we were undertaking
- you were undertaking
- they were undertaking
Present perfect (simple)
- I have undertaken
- you have undertaken
- he has undertaken
- we have undertaken
- you have undertaken
- they have undertaken
Present perfect progressive / continuous
- I have been undertaking
- you have been undertaking
- he has been undertaking
- we have been undertaking
- you have been undertaking
- they have been undertaking
Past perfect
- I had undertaken
- you had undertaken
- he had undertaken
- we had undertaken
- you had undertaken
- they had undertaken
Past perfect progressive / continuous
- I had been undertaking
- you had been undertaking
- he had been undertaking
- we had been undertaking
- you had been undertaking
- they had been undertaking
Future
- I will undertake
- you will undertake
- he will undertake
- we will undertake
- you will undertake
- they will undertake
Future progressive / continuous
- I will be undertaking
- you will be undertaking
- he will be undertaking
- we will be undertaking
- you will be undertaking
- they will be undertaking
Future perfect
- I will have undertaken
- you will have undertaken
- he will have undertaken
- we will have undertaken
- you will have undertaken
- they will have undertaken
Future perfect continuous
- I will have been undertaking
- you will have been undertaking
- he will have been undertaking
- we will have been undertaking
- you will have been undertaking
- they will have been undertaking
Conditional
Simple
- I would undertake
- you would undertake
- he would undertake
- we would undertake
- you would undertake
- they would undertake
Progressive
- I would be undertaking
- you would be undertaking
- he would be undertaking
- we would be undertaking
- you would be undertaking
- they would be undertaking
Perfect
- I would have undertaken
- you would have undertaken
- he would have undertaken
- we would have undertaken
- you would have undertaken
- they would have undertaken
Perfect progressive
- I would have been undertaking
- you would have been undertaking
- he would have been undertaking
- we would have been undertaking
- you would have been undertaking
- they would have been undertaking
Infinitive
Infinitive
- to undertake
Imperative
Imperative
- undertake
- Let's undertake
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