问题描述:
根据汉语填空
他们什么时候到北京的他们昨天到北京的
When did they _______ in Beijing?
They _________ to Beijing yesterday
他们什么时候到北京的他们昨天到北京的
When did they _______ in Beijing?
They _________ to Beijing yesterday
问题解答:
我来补答展开全文阅读