The Hoatzin was behaving perfectly, with none of the problems that had almost done us in on the earlier test ships.
Perfectly behaved small children came in and out.
She doesn't see the point in behaving perfectly.
Simone behaved perfectly through all of the customs and immigration procedures.
I think it was in my mind to ask Poppy to dance, to bring her into the lighted room and behave perfectly normally.
They'll never behave perfectly, of course, but there's a lot you can do to make your home safer.
Usually perfectly behaved until I let him off the leash - then he'll go for the nearest person no matter who he is.
So in due course we sent Iris home, and she was by then a perfectly behaved little girl of seven.
The day of gold would be followed by a night of silver, for the weather was behaving perfectly.
I am sure that you were behaving perfectly by Earth standards.