Our Party has always devoted greatattention to raising the living _____ of the working people.

(2013·湖南，35)Not once________to Michael that he could one day become a top student in his class.

Lisa was supposed her homework before nine o’clock. But she couldn’t.

Don’t be afraid of asking for help _______ it is needed

It is necessary that we should spend one hour _____ English every morning. [ ]