I tried to look intelligent but had no idea what they were talking about.
He had a rather well shaped head and looked intelligent "I see," the young man said.
Twenty years in the making, it looked intelligent and ready for serious action.
I closed my mouth and tried to look reasonably intelligent.
He was well spoken, looked intelligent, and had a quiet manner about him.
The eyes looked smaller and more intelligent, but he didn't say anything directly.
Though cut from the same mold, Jake looked a little more intelligent.
Bill tried to look intelligent, even though he was feeling very dim.
He came, finally, to a man who looked more intelligent than frightened.
"He looked intelligent; I therefore assume he's in love with you."