What happened?是什么句型?是不是疑问句
what happened?和 what's happening?是不是意思差不多?,
用以下的句型what happened first was that......happened as a result
WHAT HAD HAPPENED这是什么形式
选择疑问句的句型是什么
what happened what has happened
what的疑问句,英语句型问题...
发生了什么事(英文翻译)是不是WHAT HAPPENED?
what happened&what's the matter 的区别是什么
what happened to 和 what had happened to的区别是什么?
what happened/what was happened/what is happened/what happen
that's what是什么句型?
What had happened?What had happened?What had happened?