The world is scraping bottom in the deepest economic slump in a half－century.（英译中)

Is China the third largest country in the world？（)

Cambridge is the first－oldest university in the English－speaking world。（)

"in just-/spring when the world is mud-/luscious the little/lame balloonman" is most proba

●Which is the second layer from the bottom in Open System Interconnection Reference Model？

● The （74) is the largest computer network in the world.（74) A. PC B. USB C. Windows D. In

The blue whale is （) largest animal in the world.