jack-knifed
past tense of jack-knife is jack-knifed.
Infinitive | Present Participle | Past Tense | Past Participle |
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jack-knife | jack-knifing | jack-knifed | jack-knifed |
Simple / Indefinite Present Tense |
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He/She/It jack-knifes . |
I jack-knife. |
You/We/They jack-knife. |
Present Continuous Tense |
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He/She/It is jack-knifing. |
I am jack-knifing. |
You/We/They are jack-knifing. |
Present Perfect Tense |
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He/She/It has jack-knifed. |
I have jack-knifed. |
You/We/They have jack-knifed. |
Present Perfect Continuous Tense |
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He/She/It has been jack-knifing. |
I have been jack-knifing. |
You/We/They have been jack-knifing. |
Simple Past Tense |
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He/She/It jack-knifed. |
I jack-knifed. |
You/We/They jack-knifed. |
Past Continuous Tense |
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He/She/It was jack-knifing. |
I was jack-knifing. |
You/We/They were jack-knifing. |
Past Perfect Tense |
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He/She/It had jack-knifed. |
I had jack-knifed. |
You/We/They had jack-knifed. |
Past Perfect Continuous Tense |
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He/She/It had been jack-knifing. |
I had been jack-knifing. |
You/We/They had been jack-knifing. |
Simple Future Tense |
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He/She/It will/shall jack-knife. |
I will/shall jack-knife. |
You/We/They will/shall jack-knife. |
Future Continuous Tense |
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He/She/It will/shall be jack-knifing. |
I will/shall be jack-knifing. |
You/We/They will/shall be jack-knifing. |
Future Perfect Tense |
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He/She/It will/shall have jack-knifed. |
I will/shall have jack-knifed. |
You/We/They will/shall have jack-knifed. |
Future Perfect Continuous Tense |
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He/She/It will/shall have been jack-knifing. |
I will/shall have been jack-knifing. |
You/We/They will/shall have been jack-knifing. |
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