根据汉语提示完成句子．

1．At Christmas they have lots of ________ (传统)．

2．Yuanxiao is a kind of ________ (圆的) rice dumpling．

3．When you lose something important,you may say,“________ (坏的) luck”．

4．What does“sweep away”________ (意思是)?

5．There are seven days in a ________ (星期)．