根据句意和提示写出单词，完成句子。
(1) I don't think the sweater belong to (he).
(2)I passed the last exam yesterday. Oh, you're really a (luck) dog.
(3)Lily is the (bad) of the girls at Maths.
(4)We'll have a three (day) holiday on Tomb Sweeping Day.
(5)Nobody studies as (happy) as Simon. He really enjoys studying.
