As it turned out to be a small house party,we___so formally.这里为什么要填needn't have dresse...

问题描述:

As it turned out to be a small house party,we___so formally.这里为什么要填needn't have dresse...
As it turned out to be a small house party,we___so formally.这里为什么要填needn't have dressed up,而不是didn't need to dress up?我主要想问第一句话为什么发生在第二句话之后,从哪可以看出?

turn out to be 原来是;结果是;
表示到了那里才知道那是个小聚会;
而我们已经穿着很正式的衣服去参加了;
穿衣服当然是在聚会之前啦;
这样明白了么?