They went on a school trip.(改为一般疑问句) It was National Day yesterday.(改为一般疑问句)

问题描述:

They went on a school trip.(改为一般疑问句) It was National Day yesterday.(改为一般疑问句)
需用

1. Did they go on a school trip?
2. Was it National Day yesterday?
有不明白的地方再问哟,祝你学习进步,更上一层楼! (*^__^*)