用所给单词的适当形式填空 。  

1. It was Sunday and he felt kind of            (relax) at home.    

2.              (spend) time with friends is enjoyable.    

3. They made plans             (travel) to Hong Kong next year.    

4. It's very exciting             (play) such a game.    

5. I don't know if she           (come). If she (come), I             (tell) you.    

6. My teacher went out without            (say) any words.