根据括号中的要求改写下列句子。
1. Betty and Tony buy a baseball cap for Lingling?(对画线部分提问) ?
    ______ ______ do Betty and Tony buy for Lingling??
2. You mustn't do any reading in the sun.(改为同义句)?
    ______ ______ any reading in the sun.?
3. Our home rules are different. (用the same改为选择疑问句)?
    ______ your home rules ______ different the same??
4. Chinese usually wrap hongbao in the red paper because it's lucky.(对画线部分提问)?
    ______do Chinese usually ______hongbao ?in the red paper??
5. What is it?The class guesses.(将两个句子合成一句)?
    The class guesses what______ ______.??