It should have been a travel of joy,but I feel very worried.should have done这类是叫真实条件句么?
问题描述:
It should have been a travel of joy,but I feel very worried.should have done这类是叫真实条件句么?
答
should have done表示本应该做的事,可实际上却没有做,属于非真实条件句