第二部分:英语知识运用(共两节,满分45分) 第一节、单项选择(共15小题,每小题1分,满分15分) Chinese Vice-Premier called on Thursday for _____ all-out effort to ensure _____ food and drug safety.
In March 2013, Xi Jinping, ____ leader of the Chinese Communist Party, was warmly received by Putin, who was elected ____ president of Russia two years ago.