单项选择题A．They expect that XP will attract users to use their new product.B．They expect that XP will enhance American economy.C．They expect that XP will slow down computer sales.D．They expect that XP will replace the old editions.

单项选择题A．It is not sure whether the Dora round can be finalized in several months.B．148 nations are involved in this round.C．These nations have to achieve a deal before they reach an agreement on the negotiating package,D．WTO chief is not pessimistic about the futur

单项选择题A．Afghanistan and Iraq.B．Pakistan and Kyrgyzstan.C．India and Pakistan.D．Pakistan and Afghanistan.

单项选择题A．Salesmen.B．Editors.C．Cooks.D．Advertising agents.

填空题low-level crime