Ⅰ. 根据句意及首字母提示完成单词（10分）
1. The field(田地) is too s_______ to grow vegetables.
2. Be careful, the door is very l_______.
3. There are many new books in the b_______.
4. Do you say g_______ to your parents when you leave home?
5. It’s safe to c_______ the street when the traffic light is green.
