根据句子或对话意思,用括号中所给单词的适当形式填空.
It's an_______（interest）book.I like it very much.
—Let's play ping-pong!
—That sounds_______（bore）.
That sport is______（relax）.
Sandra has a_______（collect）of hats.
The boy is lovely and_______（health）
Liu Xiang is a good_______（run）.
We have many kinds of fruits：apples,oranges and______（many）.