听下面一段材料，然后回答问题。材料读两遍。请把答案填入空格中。
1. What do Erin and her best friend Amy do?
They are__________________________________________.
2. How many times have Erin and Amy been to California?
__________________________________________________.
3. What animals did Erin and Amy fall in love with at first sight?
__________________________________________________.
4. When did Erin and Amy get to hang out with some real California surfers?
____________________________________________________________.