jack-knifed
The past tense of jack-knife is jack-knifed
The Forms of Jack-knife
| Infinitive |
to jack-knife |
| Present Tense |
jack-knife / jack-knifes |
| Past Tense |
jack-knifed |
| Present Participle |
jack-knifing |
| Past Participle |
jack-knifed |
Conjugate Jack-knife
Jack-knife in Present Simple (Indefinite) Tense
| Singular |
Plural |
| I jack-knife |
We jack-knife |
| You jack-knife |
You jack-knife |
| He/She/It jack-knifes |
They jack-knife |
Jack-knife in Present Continuous (Progressive) Tense
| Singular |
Plural |
| I am jack-knifing |
We are jack-knifing |
| You are jack-knifing |
You are jack-knifing |
| He/She/It is jack-knifing |
They are jack-knifing |
Jack-knife in Present Perfect Tense
| Singular |
Plural |
| I have jack-knifed |
We have jack-knifed |
| You have jack-knifed |
You have jack-knifed |
| He/She/It has jack-knifed |
They have jack-knifed |
Jack-knife in Present Perfect Continuous Tense
| Singular |
Plural |
| I have been jack-knifing |
We have been jack-knifing |
| You have been jack-knifing |
You have been jack-knifing |
| He/She/It has been jack-knifing |
They have been jack-knifing |
Jack-knife in Past Simple (Indefinite) Tense
| Singular |
Plural |
| I jack-knifed |
We jack-knifed |
| You jack-knifed |
You jack-knifed |
| He/She/It jack-knifed |
They jack-knifed |
Jack-knife in Past Continuous (Progressive) Tense
| Singular |
Plural |
| I was jack-knifing |
We were jack-knifing |
| You were jack-knifing |
You were jack-knifing |
| He/She/It was jack-knifing |
They were jack-knifing |
Jack-knife in Past Perfect Tense
| Singular |
Plural |
| I had jack-knifed |
We had jack-knifed |
| You had jack-knifed |
You had jack-knifed |
| He/She/It had jack-knifed |
They had jack-knifed |
Jack-knife in Past Perfect Continuous Tense
| Singular |
Plural |
| I had been jack-knifing |
We had been jack-knifing |
| You had been jack-knifing |
You had been jack-knifing |
| He/She/It had been jack-knifing |
They had been jack-knifing |
Jack-knife in Future Simple (Indefinite) Tense
| Singular |
Plural |
| I will jack-knife |
We will jack-knife |
| You will jack-knife |
You will jack-knife |
| He/She/It will jack-knife |
They will jack-knife |
Jack-knife in Future Continuous (Progressive) Tense
| Singular |
Plural |
| I will be jack-knifing |
We will be jack-knifing |
| You will be jack-knifing |
You will be jack-knifing |
| He/She/It will be jack-knifing |
They will be jack-knifing |
Jack-knife in Future Perfect Tense
| Singular |
Plural |
| I will have jack-knifed |
We will have jack-knifed |
| You will have jack-knifed |
You will have jack-knifed |
| He/She/It will have jack-knifed |
They will have jack-knifed |
Jack-knife in Future Perfect Continuous Tense
| Singular |
Plural |
| I will have been jack-knifing |
We will have been jack-knifing |
| You will have been jack-knifing |
You will have been jack-knifing |
| He/She/It will have been jack-knifing |
They will have been jack-knifing |
