Conjugation of verb "To study"
Present Simple ContinuousNegative
He/She/It isn't studying.Negative
He/She/It wasn't studying.Negative
He/She/It hasn't studied. Present Perfect ContinuousAffirmative
He/She/It's been studying.Negative
You haven't been studying.
We haven't been studying.
He/She/It hasn't been studying.
You haven't been studying.
They haven't been studying.Interrogative
Has he/she/it been studying?Negative
He/She/It hadn't studied.Affirmative
He/She/It'd been studying.Negative
You hadn't been studying.
He/She/It hadn't been studying.
You hadn't been studying.
They hadn't been studying.Interrogative
Had he/she/it been studying?Affirmative
He/She/It'll have studied.Negative
He/She/It won't have studied.Interrogative
Will he/she/it have studied?Negative
He/She/It wouldn't study.Affirmative
He/She/It'd have studied.Negative
You wouldn't have studied.
We wouldn't have studied.
He/She/It wouldn't have studied.
You wouldn't have studied.
They wouldn't have studied.Interrogative
Would he/she/it have studied?