1.      let sb. do sth          ÈÃijÈË×öijÊÂ

2.      dress up as a ghost     ×°°ç³É¹í

3.      at Chinese New Year = at Spring Festival  ÔÚ´º½Ú

4.      at Mid-Autumn Festival  ÔÚÖÐÇï½Ú

5.      at Dragon Boat Festival ÔÚ¶ËÎç½Ú

6.      on Thanksgiving Day     Ôڸж÷½Ú

7.      on New Year’s Day      ÔÚÔªµ©

8.      on May Day              ÔÚÎåÒ»ÀͶ¯½Ú