Conjugation of verb "To eat"
Present Simple Continuous
Present Perfect Continuous
Negative
He/She/It hasn't been eating.
They haven't been eating.
Interrogative
Has he/she/it been eating?
Negative
He/She/It hadn't been eating.
Interrogative
Had he/she/it been eating?
Negative
He/She/It won't have eaten.
Interrogative
Will he/she/it have eaten?
Negative
He/She/It wouldn't have eaten.
They wouldn't have eaten.
Interrogative
Would he/she/it have eaten?