he vicar has been asked to have the tree cut down,but so far he has refused.1：上句中：has been asked to...是被动语态吧?2：have the tree cut down,为什么要加个have,个人觉得这样不就可以了吗?-------cut down the ）

Question

he vicar has been asked to have the tree cut down,but so far he has refused.
1：上句中：has been asked to...是被动语态吧?
2：have the tree cut down,为什么要加个have,个人觉得这样不就可以了吗?-------cut down the ）

Answer 1

1.是被动
2.have sth.done是一个句型,表示使sth.被怎么样的意思.这里注意的 是cut是个过去分词的形式,不是原型!