咨询热线
来源:厦门朗阁雅思培训中心 时间:2019/7/26 10:56:50
一.基本结构:助动词have/has+过去分词(done)
二.句型:
否定句:主语+have/has+not+过去分词+其他.一般疑问句:Have/Has+主语+过去分词+其他.
简略答语:Yes,主语+have/has.(肯定)No,主语+haven't/hasn't.(否定)
三.用法
(1)现在完成时表示过去发生或已经完成的动作对现在造成的影响或结果
I have spent all of my money(so far).(含义是:现在我没有钱花了.)
Guo zijun has(just/already)come.(含义:郭子君现在在这儿)
My father has gone to work.(含义是:我爸爸现在不在这儿)
(2)现在完成时可以用来表示发生在过去某一时刻的,持续到现在的动作(用行为动词表示)或状态(be动词表示)常与for(+时间段),since(+时间点或过去时的句子)连用.
①for+时段
②since+过去一个时间点(译为:自从……以来)
③since+时段+ago
④since+从句(过去时)
⑤It is+时段+since+从句(过去时)
Mary has been ill for three days.
I have lived here since 1998.
四.has gone(to),has been(to),has been(in)的区别
Have/Has gone(to):去了(现在不在说话现场)
Where is your father?He has gone to Shanghai.
Have/Has been(to):去过(已不在去过的地方)
My father has been to Shanghai.
Have/has been in:呆了多久(还在所呆的地方)
My father has been in Shanghai for two months./since two months ago.
没有想要的答案?马上提问