fogallsink的英文

We have been driving in fog all morning 我们一直在雾天开车这里运用到了过去分词been用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去分词 ） 在，存在; 不受干扰; 去过了; be的过去分词; 例句：Scientists think that there has been life on Earth for millions of years科学家认为生命存在于地球已经有几百万年了。have been done现在完成时的被动形式，表示已经被完成have been doing现在完成进行时，表示到现在为止仍然在进行。The work has been done.工作已经被完成了。强调结果They have been playing football for 3 hours.他们已经踢了3小时的足球了。可能还未结束。强调结果直接用have done现在完成时;强调过程或还未完成的动作行为用have been doing现在完成进行时。They have finished the work.They have been doing the work for a whole day.I have read the book.I have been reading the book for a week.