英語現在完成時的句子

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.
希望能幫助你。

　　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.

　　我的頭發看起來糟糕極了。它剛剛被那為總是幫我剪發的理發師剪完。
這句主要是想強調：剪頭這個動作已經完成了。現在完成時主要是強調對現在的影響。現在的頭發很糟糕，這個影響就是剪頭這個動作造成的。
2.我原來的學校現在變成了公寓。它昨天關門了。
強調現在變成了公寓。
現在不用太糾結時態，以後越學就自然有感覺了哈~