未知题型 Where does At &.T face difficulties in particular?A.NationwidE.B.Overseas.C.In large cities.D.In remote towns.
单项选择题 将路径快速转换为选区的快捷键是 A、Shift+Enter B、Ctrl+Enter C、Alt D、Alt+Ctrl
未知题型 NASA's Constellation Programme would be cancelled mainly because______A.there were more important space missionsB.the space agency lacked funding for the programmeC.the current shuttle missions would continueD.Congress failed to pass President Obama's budget