A. The United States is about to embark on another debate about the use of militaryforce.The White House is now—finally, has put forward language to the Senate,asking for the authorization to use military force.B. Some schools, particularly lower down the pecking-order, may find their newstate-of-the-art classrooms sparsely populated.The best schools will continue toattract students to campus; the lure of networking and securing a brand-namedegree will not diminish.C. Much of that wasted food ends up in garbage dumps, turned by microbes intomethane, a powerful greenhouse gas and one of the primary culprits behindglobal warming.D. Cetaceans and other marine life rely on their ears to navigate.Air guns deafenthem, if not kill them outright, as the US Department of the Interior admits. They'llhave something like dynamite going off in their oceanic living room every 10seconds for days or even weeks at a time now.E. After habitat destruction, the spread of alien invasive species in our countrysideis one of the most pervasive threats to our native plants.1.to reduce in size or importance2._:a type of explosive3.tending to spread very quickly and undesirably orharmfully4.a fact or situation that is the reason for something badhappening5._to start something new or important[音频]