根据句意及首字母提示写出单词。

1. —How does he get to the USA from Shanghai?

    —By p____.

2. We like to go s____ in the supermarket (超市) at the weekend.

3. Julia isEnglish, but she likes Chinese _____ (文化).

4. She is going to lie on the b____ because she enjoys the sun and the sea.