The situation put us at a serious ______, which made us very worried.
He must have finished the work by the end of last month, _______ he?
Despite her illness, she had lost _______ of her enthusiasm for life.
_______ the task on time, he was fired by the boss.
I admit that there are problems, _______I don't agree that they cannot be solved.
—Why, Jack! Someone seems to have called you over there.—Yes? I _______ that.