【简答题】After water, sand and gravel are the most used natural materials in the world. But a looming global shortage has led to a boom in clandestine sand mining and even outright theft. In the southern India...
【单选题】What kind of figure of speech used in the following address? "He is a man who served his country as a U.S. Marine; who has studied and lectured at some of the finest universities and seminaries in the...
【简答题】Translate the following passage into Chinese. Sir Winston Churchill (30 November 1874 – 24 January 1965) was a British prime minister and statesman who led the country to victory against Nazi Germany ...