摘要： past participle 过去时态The past participle often ends in -ed1. 我们用现在完成时时，这里通常都有一个和目前的联系。通常指Action过去了，但是有个现在的结果。where's my key? I've lost it.he told me his name but I've forgotten it.2. 我们通常用现在完成时，给出一个新的消息或者宣称一件近期发生的事情。I've cut my finger.The road is closed. There's been an accident.3 阅读全文