El mundo humano

The plot of The Empty Region takes the reader from the military camps of holy warriors in Pakistan, to the security corridors of the CIA and the FBI. It’s a fascinating puzzle inhabited by historical characters, including Osama bin Laden and George W. Bush, as well as officials aware of the tragedy´s secrets. Szichman leads us along the terminals where the air pirates of al-Qaida consummated their tragic ritual, makes us travel on the airplanes, turned into guided missiles, and recreates the 102 minutes when the burning towers of the World Trade Center became hell on earth. Although...

Describes the frogs, toads, and salamanders of Mexico's Yucatan Peninsula, looking particularly at the wide variety of adaptations found in the few species that dwell there.

Published over 30 years ago, Nine Days to Christmas remains fresh and relevant. Ceci's first Christmas posada party and pinata have made her Mexican town come alive for generations of readers. "The youngest child will be completely transported by this lovely story".--The Atlantic. Three-color illustrations.

Presenta - 27 temas esenciales para adquirir los conocimientos gramaticales de un nivel B1. 2 apéndices, uno de formación de palabras y otro de uso de la perífrasis estar + gerundio. 1 test de autoevaluación del nivel B1.