His way of teaching English was _________ make his classes lively and interesting.
—Have you ______ some new ideas? —Yeah. I’ll tell you later.
“Goodbye, then,” she said, without even ________ from her book.
Does this meal cost $50? I _______something far better than this!
At minus 130℃, a living cell can be ______ for a thousand years.
If we can ____ our present difficulties, then everything should be all right.