用所给单词的正确形式完成句子

1. -__________(Who) lantern is it?

    -It's David's.

2. You can't go to the museum because it is __________(close) today.

3. We __________(not celebrate) Christmas in China. We celebrate Chinese New Year.

4. Tim goes to see his parents __________(two) a year.

5. It's my __________(one) time to come to China. I like it very much.