选用方框所给的适当形式填空，每空一词。

1) I don’t know the time. My watch doesn’t ____.
2) His family are on a ____ in Europe now. They are having a good time.
3) Jim is reading a book ____ the window.
4) China is a great ____ with a long history.
5) Please ____ to me soon.
6) It’s sunny today, ____it?