He approved highly of all three.
I highly approved of Andrew's amendment on my original proposal, and we agreed to meet at the place appointed at three in the morning.
"I highly approve, as long as the bathtubs are heated!"
Steerforth approved of him highly, and told us he was a Brick.
Tortone, who highly approved of his work.
The beautiful young lady highly approved, and did accordingly.
Miller highly approved of the attempt.
The proposals you were so kind as [to] favor me with, I cannot but highly approve of.
We highly approve of its excellent value, and it is offered in today's popular appliance colors.
And if she had planned it, it might have been for her own mental safety, a cause of which I highly approved.