_________ the exercises, we went on to learn the new words in the next unit.
—Last night Ted was late for the party again.—You know, ______.
If you _______ this newspaper, you’ll get an extra magazine.
I still find the story Tom told us is very interesting but _____.
_______ the secret of nature, the young scientist has little time for entertainment.
—Was it under the tree ______ you went away talking to a friend?—Sure. But when I got back there, the bike was gone.