—How long have you________?—It is about ten years since we________.
– Do you think Jim can manage it on his own?– ______. He is expert at dealing with such matters.
You’d better report the accident immediately to ______ is in charge of the project.
Johnson suggested that the problem worth paying attention to ______ at the meeting.
Nothing else ______ more important than water in the place like a desert.
______ these pictures, I couldn't help thinking of those days when I was in Beijing and ______ from the top of a thirty-storeyed building, Beijing looks more beautiful.