EXPRESSING ABILITY

I am perfectly capable of doing it myself.
He succeed in getting the job he wanted.
He managed to get the job he wanted.
He is quite good at maths.

EXPRESSING INABILITY

He is unable to see her point of view.
He is not in a position to have his way.
He is quite incapable of staying alone.
He is not very good at maths.

EXPRESSING AGREEMENT

Of course, go ahead.
I don’t mind if you go now.
It’s all right with me if you go now.
I have no objection to your going now.

EXPRESSING INTENTIONS

I mean to get away as soon as possible.
He intends to buy the company.
He plans to stay in this job for two years.
His purpose / objective is to make a
fortune.
What he wants is to make a fortune.
He is determined to make a fortune.

EXPRESSING DISAGREEMENT

I cannot allow you to do this.
There is no question of your going away
on your own.
There is no way your father will agree to
this.
The answer is no.

PROMISING

You have / I give you my word.
I promise you’ll get one for your birthday.
He swore he would make her happy.
The President pledged he would never
resign.

EXPRESSING POWERLESSNESS

They can’t help being sad.
There’s nothing he can do about it.
It’s too late now to …

EXPRESSING REGRETS

I wish I had stayed at home.
It’s a pity you can’t come
If only she could have seen him!