Everyone knows that ______ paper was invented by _______ Chinese.
— What do you think of Zhang LiangYing's English songs? — Very attractive and lively. Almost no other Super Girls can sing _____ at present, I think.
— Ten dollars, please! — How terrible! I ______ bringing my wallet with me.
— Did you know any Chinese, Joyce, before you arrived in Beijing? — In fact, never _______ it.
There's no bus now, and we can't get home _______ by taxi.
It ______ quite correct that happiness comes from thinking about things in a positive way.