【单选题】We should do what we have to do _____ we can do what we want to do in the future. [ ]
【单选题】从定式思维或惯性思维角度讲,人最大的弱点是( )
【单选题】We want to know _______ to help them. [ ]
【简答题】What do we want to get without further delay? We want to get ______ without further delay.