英语现在完成时的句子

i have seen that film last week.en
he has been lived in here since 1992.
the book has been bought by me for 3 years.
i have known them since 5 years ago.
my sister has been in college for 3 years.
the meeting has lasted for a moment.
the door has been closed for 2 days.
希望能帮助你。

　　I saw this movie last week.
He has lived here since 1992.
I have kept this book for three years.
I have known them for five years.
They have been in the USA for five years.
My sister has been a university student for three years.
How long has the meeting been on?
This door has been closed for two days.

　　I have seen this movie last week.
He has been living here since 1992.
I have borrowed this for 3 years.
I have known them for 5 years.
They have been in America for 5 years.
My sister has been a college student for 3 years.
How long has this meeting started?
The door has been closed for 2 days.

　　我的头发看起来糟糕极了。它刚刚被那为总是帮我剪发的理发师剪完。
这句主要是想强调：剪头这个动作已经完成了。现在完成时主要是强调对现在的影响。现在的头发很糟糕，这个影响就是剪头这个动作造成的。
2.我原来的学校现在变成了公寓。它昨天关门了。
强调现在变成了公寓。
现在不用太纠结时态，以后越学就自然有感觉了哈~