[ahmed.nabil155]

Certainty – Deductionالتـأكـد ـ الاستنتـاج

with

Present

Past

I'm sure
I'm certain
I think
I believe
I imagine
certainly

must + مصـدر

شبــــه تــأكـــد

must have + pp

He must be a teacher.

I'm sure he is a doctor.
He must be a teacher.
He must have been a teacher.

I think he recorded the song.
He must have recorded the song.

can't + مصـدر

للنـفــى

can't have + pp

He can't be a teacher.

I'm sure, he isn't the killer.
He can't be the killer.
He can't have been a teacher.

I think he didn't go to the country.
He can't have gone to the country.

not sure
not certain
perhaps
probable
likely

may +مصـدر

احتمالية

عـــــدم تــأكـــد

may have + pp

He may be a teacher.

It's probable he arrives early.

He may arrive early.
He may have been a teacher.

Perhaps she phoned me.
She may have phoned me.

very not sure
very not certain
it is possible
I don't think so
I don't believe

might +مصـدر

عـــــدم تــأكـــد

مطـلـق

might have + pp

He might be a teacher.

It's possible he will come.
He might come.
He might have been a teacher.

I don't think they went out.
They might have gone out.