We don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
—Where ____ Margaret have put the empty bottles?—She ______ them away. They must be somewhere.
—Why aren’t they here yet?—They the bus.
—Has your father got up?—Sorry, I’m not sure. He __________ got up. Please go and see for yourself.
-You must say sorry to Mary, Jack.-Why ________ I say sorry to her? It’s her who hurt me first.
—Why didn’t you put your cellphone in your overcoat pocket?—I , but I was afraid it would be stolen.