I think      efforts we have made to construct     new DeZhou are paying off

In communication, a smile is usually ______ strong sign of ______ friendly and open attitude.

In ____ accident _____ knowledge of first aid can make _____ real difference.

______ New York Times, an elite (精华) newspaper of America, should have reported the whisper as _____ breaking news.

I smoke out of ______ habit, not for ______ pleasure; for I have been in the habit for more than twenty years．

— Have you seen ____ pencil? I left it here this morning．
—Is it _____black one? I think I saw it somewhere．   

Now ______ good many old people are also fond of playing games on ______Internet.

Dr. Peter Spence, ______headmaster of the school, told us , “______fifth of pupils here go on to study at Oxford and Cambridge.”

If you make 　　most of every minute in class day after day, there will be 　　 switch in grades.

—How many people are still leading ______ life under ________ poverty line in the world?
—Perhaps one fourth.