请问一下。We must find ways to protect our environment.If we fail to do so,we'll live to regret it.中(1)so是什么意思呢?为什么不用do it呢?(2)最后的live to regret it可以帮忙解释吗?谢谢了!
would you mind opening the window? would you mind me opening the window? would you mind my opening the window? 既然都可以,那是不是说 只要是 verb(vt)+doing 这种形式的动名词前面 都可以...
...en the butler had left us Sir Henry turned to me. "Well, Watson, what do you think of this new light?""It seems to leave the darkness rather blacker than before.""So I think. But if we can only trace L. L. it should clear up the whole business. We have gained that much. We k...