【单选题】Victims, ________ in the news, who are infected with H7N9 have come up to 28.
【单选题】It is reported that the scientists in our county are______all possible ways to control H1N1 flu.
【单选题】It is reported that people in the world are suffering from the H1N1 flu.
【单选题】It is reported that the scientists in our country are_______all possible way to control H7N9 flu.
【单选题】It is reported that _______ people in the world are suffering from the H1N1 flu.
【单选题】It is reported that people in the world are suffering from the H1N1 flu.( 泰安 )
【单选题】直接将断面图按形成左侧投影或水平投影的旋转方向重合画在基本投影图轮廓内,称为( )。