---I’m going to take part in The Voice Of China (中国好声音) next month.---_____________.I am sure you will win.
My storybook is ______ of the two.
She ______ know the answer, but I’m not sure.
--- Why don’t we go climbing tomorrow? --- ___________
The little girl kept _____ the house, because she wanted to keep it _____.
___________ the three questions, which one is the most difficult to answer?