—Come in, please. Make yourself at home.—I'm glad you like it.A. Thanks. You have a nice place here.B. Oh, this picture is so beautiful!C. Thanks. What nice food you've prepared!D OK. Let me look around your new house.
The building used to be splendid but now it is _____.
China always plays ____ active part in fighting against _____natural disasters.
It’s ______ difficult to draw the boy’s attention to his lesson.
It was just a week ago________ an earthquake happened in Taiwan.
He is a well-known singer, but he is ______an actor.