现在完成时的用法
have(has)+过去分词(done)
★Audrey★(xuzhixun) 说：
1.现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和现在有联系,也就是说,动作或状态发生在过去但它的影响现在还存在.
★Audrey★(xuzhixun) 说：
I have lost my wallet.(含义是:现在我没有钱花了.)
Jane has laid the table.(含义是:已可以吃饭了.)
Michael has been ill.(含义是:现在仍然很虚弱)
He has returned from abroad. (含义是:现在已在此地)
★Audrey★(xuzhixun) 说：
常与for,since连用.
★Audrey★(xuzhixun) 说：
Mary has been ill for three days.
I have lived here since 1998.

★Audrey★(xuzhixun) 说：
already, yet, just, before, recently, lately
★Audrey★(xuzhixun) 说：
He has already obtained a scholarship.
I haven't seen much of him recently (lately).
We have seen that film before.
Have they found the missing child yet
★Audrey★(xuzhixun) 说：
Have you ever been to Beijing
I have never heard Bunny say anything against her.
I have used this pen only three times. It is still good.
George has met that gentleman on several occasions.
★Audrey★(xuzhixun) 说：
1

★Audrey★(xuzhixun) 说：
with
★Audrey★(xuzhixun) 说：
burn away v.继续燃烧, 烧掉

★Audrey★(xuzhixun) 说：
burn off 烧掉, 蒸发
★Audrey★(xuzhixun) 说：
burn itself out v.筋疲力竭

★Audrey★(xuzhixun) 说：
burn itself away 烧尽
★Audrey★(xuzhixun) 说：
88
★Audrey★(xuzhixun) 说：
1

★Audrey★(xuzhixun) 说：
suit表适合，常强调颜色、式样等适合某人，而fit则强调大小合身。
★Audrey★(xuzhixun) 说：
suit表适合，常强调颜色、式样等适合某人，而fit则强调大小合身。