Conjugation of verb "To fly"
Present Simple ContinuousPresent Perfect ContinuousNegative
He/She/It hasn't been flying.
They haven't been flying.Interrogative
Has he/she/it been flying?Negative
He/She/It hadn't been flying.Interrogative
Had he/she/it been flying?Negative
He/She/It won't have flown.Interrogative
Will he/she/it have flown?Negative
He/She/It wouldn't have flown.
They wouldn't have flown.Interrogative
Would he/she/it have flown?