________her sleeping baby in the arms, the scene was very happy.
If I can help________, I don’t like to working late into the night.
Only by _______ your attention _______ what you are learning can you learn it well.
—Do you mind if I smoke here? — ___________.
It’s not _________ good idea to drive for four hours without _______ break.
---How about putting some pictures into the report? ---________ A picture is worth a thousand words.