1.When we went to the station,the bus had already gone; we o
1.When we went to the station,the bus had already gone; we ought to get there earlier. 2.The computer,it is a 20th century invention,has created a new way of life. 请问错在哪?为什么?
1. When we went to the station, the bus had already gone; we ought to get there earlier. gone应该为BEEN AWAY。这是完成式的一种很容易出错的地方。应该用能表示延续意义的动词 2. The computer, it is a 20th century invention, has c...
1,we ought to have got there earilier"ought to have done sth本应该做而没有做的事情。 2.the computer,which is a 20th certury invention,....此处为which引导的非限制性定语从句,相当于一个插入语的作用。 :)