问题详情：
根据各题后括号内的要求完成下列各题，每空一词(含缩略形式)。
1. How about going out for dinner with Bill? (用could改写句子)
_________ we _________ _________ for dinner with Bill?
2. —Could you please buy some food for lunch? (补全否定答语)
—_________, I _________.
3. Could you please clean the dining hall? (改为否定句)
Could you please _________ _________ the dining hall?
4. —Could I listen to music in the hallways? (补全肯定答语)
—_________, you _________.
【回答】
1. Could; go out 2. No; can’t 3. not clean 4. Yes; can
知识点：句型转换
题型：未分类
