Nước ta có thể trồng từ 2 đến 3 vụ lúa và rau trong một năm là nhờ

The african continent is home of the worlds largest desert and longest river . t or f

The world wars of the twentieth century immediately led to a. the establishment of a communist bloc in eastern europe b. the urbanization of europe’s societies c. an emphasis on humanism d. an emphasis on ties to greek and roman societies select the best answer from the choices provided. a b c d

Which water sources contribute to a river system? check all that apply. groundwater lakes rivers streams watersheds