—My mother doesn’ t know much about the computer.—________.
I knowJohn Lennon, but notfamous one.
Under no circumstances, he was warned, _____ to give the password to someone else.
He accidentally _____ he had quarreled with his wife and that he hadn’t been home for a couple of weeks.
Jack is late again. It is ____ of him to keep others waiting.
—I’m feeling terrible and lonely all the time, what should I do? —______! Try to talk to your friends, and take good care of your health.