【简答题】A large,detached (独立的)house not only ensures privacy. It is also a status symbol. The “magnificent home” is set in a big garden. Of course,this kind of house is an unrealistic dream for most people. B...
【简答题】What does the author say about energyindependence for America ? _________ A) It sounds very attractive. B) It ensures national security. C) It will bring oil prices down D) It has long been everyo...
【简答题】The Constitution defines distinct powers for the Congress of the United States, the president, and the federal courts. This division of authority is known as a system of and , and it ensures that none...
【简答题】Money spent on advertising is money spent as well any I know of. It serves directly to assist a rapid distribution of goods at reasonable prices, thereby establishing a firm home market and so ...
【单选题】_________ is a must for the widespread adoption of location-based services. Moreover, it ensures network security and privacy and helps to facilitate billing and revenue sharing.