根据句意及首字母完成句子

1.That is a____      （相当）interesting.  

2. In his dream, he was swimming in an o____     of paper.

3. It’s a m              to me why they didn’t choose Lao Zhang.  

4. It’s getting warmer and warmer. Students are planning for a d            near the river.  

5. Hemingway is her favorite a__