I thought of coming and seeing you tomorrow.
I am thinking of going out to the country.
What do you think you will do tomorrow? — I don’t know yet; I thought of going on an excursion, but the weather is so bad that probably I shan’t go.
I hear there are some English books at our university bookstall now. — So you are thinking of buying some, aren’t you?
I thought of working in the library this evening, but as you have come, I won’t go there.
We were thinking of planting roses this year.
He is thinking of learning foreign languages in the near future.