（C） Texas——US President George W．Bush and Russian President Vladimir Putin failed to bridge their differences over a key arms control treaty last week, but that didn’t stop them from backslapping（喧闹的狂欢） as they ended a summit． The two leaders also offered differing interpretations of the fate of nuclear warheads to be removed from missiles under arms reductions they each announced last week．Bush said he intended to destroy the warheads, but Putin said their fate should be negotiated． The two men untied on the need for Northern Alliance forces——to allow for a broad based government that respects all parties there． Bush and Putin had spent the night at Bush’s ranch．Despite the rain, the rural environment and friendly company appeared to have worked its magic．They slapped on the back and joked, at one point teasing each other about whether it is better to visit Texas in the heat of August or Siberia in winter． Analysts say the dramatic warming in US-Russian relation could herald（预示） an era of pragmatism（务实的想法或做法） in global affairs as the two old rivals finally end decades of hostility and become friends． “Washington and Moscow are no longer playing the ‘big game’ against each other, but with each other,” said Karl Heniz Kamp, an analyst at the Konrad Adenanaer Foundation，a German think tank． 72．It can be concluded that President Bush and President Putin__________． A．didn’t agree on key arms control treaty B．offered different explanations of the future of nuclear warheads under arms reductions C．neither A or B D．both A and B 73．The reason why the two men joined together is that． A．they were needed by the Northern Alliance forces B．they had taken the advice given by Karl Heniz Kamp, an analyst of German think tank． C．they had already been partners D．they had no different opinions on everything 74 The warming of US-Russian relations indicates that_______． A．the two persons end hostility and become friends B．US can benefit a lot from global affairs C．there will be an end to all the armies of the world D．it is a turning point to words being practical in global affairs 75．What the two men teased about shows that___________． A．they appeared friendly but in fact they didn’t B．they just made fun of each other C．they are friendly and humorous D．they invited each other to their countries in the bad weather