happing

这个啊，首先是not... until是个特殊句型，before就没有这种用法，其次，before的本意是在...之前，如you have to finish the work before 9o clock,表示的是时间的期限，限定。而until是到...为止，没有时间限定的概念，建议去多看两个例句，你可以体会到you have to finish the work until 9 是一个错误的句子 另外until多用于not...until中 说实话...

Our media is too big for that to go unexposed. Once other nations was what was happing they would get involved, like the war the US is in now.The girl in the red coat is a symbol of shinnler’s heart growing every time He Sea’s her. At the beginning of the war he was out t...