The two kinds of tea look ________, but in fact they are not the ________.

I had meant to meet you at the airport this morningbut I was too busy for I_______ a report.

Now that he has publicly_____ he was wrong, he is sharing the child-raising and household tasks with Pat.

Environmentalists fear that this is a short-sighted ______ to the problem of global warming.

sleep l6 to l8 hours in every 24hours, and they sleep less ________ they grow older.