1. Its origin is still a mystery now.
    它的起源至今仍是個謎。
    2. Money is no more than our servant.
    金錢不過是我們的仆人。
    3. She spent a lot of money on books.
    她花了很多錢來買書。
    4. The girl in red is his girlfriend.
    穿紅衣服的那個女孩是他的女朋友。
    5. There is a chair below the window.
    窗戶下面有一把椅子。
    6. Will you be free tomorrow evening?
    你明晚有空嗎?
    7. Would you like to leave a message?
    你要留話嗎?
    8. Can you recognize that woman，Mary?
    你能認出那個女人是誰了嗎，瑪麗?
    9. Do you have any suggestions for me?
    你對我有什么建議么?
    10. He is tough，but I am even tougher.
    他是一個硬漢子，不過我要比他更硬。