问题描述:
When i returned to my hometown,i found it ____completely.
a.have changed b.has changed c.changed
很纠结这里的have是否要随it发生变化,好像用had changed更恰当是不是..
a.have changed b.has changed c.changed
很纠结这里的have是否要随it发生变化,好像用had changed更恰当是不是..
问题解答:
我来补答展开全文阅读