Ⅰ. 根据句意及首字母提示完成单词（5分）
1. Japan is an A________ country.
2. Everyone shouldn’t talk loudly in p________ places.
3. He c________ a lot last night. I guess he must have caught a cold.
4. Swimming is not a________ in this lake.
5. The teacher was very angry because they b________ the window yesterday afternoon.
