Mr Kerry added that the president will be deciding in the days ahead about what steps to take next. Mr Kerry ___________________________ The Russian President Vladimir Putin has, meanwhile, said there is no evidence a chemical attack had taken place in Syria or who may be responsible if one had. 克里还说总统将在近几天内在采取下一步行动前作出决定。他_______________________________与此同时,俄罗斯总统弗拉基米尔·普金已经表示目前没有证据表明叙利亚发生过化学攻击,或者即使有的话谁又该为此负责。