_________ he was, he still went on with his work.
I've tried very hard to improve my English.But by no means ________ with my progress.
Not until then ________ how important the brakes were.
________ to come over to have a talk with him in those days.
—My cousin is very clever but he doesn't work hard at his lessons. —________.
She started singing to the baby and was ________ with a smile.