I've been thinkingof a wedding trip in a yacht with white ribbons tied to the mast, through the Mediterranean, and then up among the Hebrides and down Norway to the Zuyder Zee.
And I been thinking, sir, that if you could tie three or four sheets together and slide down 'em you might get hold o' that ladder they put up again' the window to swarm up.
Especially if you remember that Mamma had long been thinking of it; but I had never happened to meet her before, somehow it had always happened that we did not meet.
I've been thinking, sir, that perhaps it would be best to fire the big guns under the gate-way to-night.
And he had been thinking--What had he been thinking?
Eleanor had been thoughtful, it was true, but it had never occurred to her mother that she had really been thinking--about such things as she had been thinking about.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "been thinking" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.