—Is this your pencil ?           —No, ______ is here. I think it’s Yang Hua’s.                

Taking ______ exercise and eating ______ food can make you keep thin.

 A: I enjoyed the performance very much. B: Yes, it was really good. I think               boy in white was the best actor.

Now more and more people ________ sending e-mails ________ letters.

—Do you know a       has just opened in our neighborhood?—Sure, I’ve enjoyed delicious food there.