-- _____is that used for?---_____ the floor.
Jack, what’s your main reason for choosing one restaurant ______ another?
Chinese President Xi Jinping appeared at the Sochi Olympic opening ceremony, ______ China’s strong support for the Olympics and Russia’s efforts to host the Games.
She has expressed her hope ______ the foreign students will spread the good will and sincerity of the Chinese people to other parts of the world.
There is still much to discuss. We shall, ______ , return to this issue at our next meeting.
— I ______ the chance to apply for the new post. What do you think? — I think you should go for it. We’ll all back you up.