Đổi quá khứ đơn sang hiện tại hoàn thành. Hiện tại hoàn thành đổi sang quá khứ đơn
Đổi quá khứ đơn sang hiện tại hoàn thành. Hiện tại hoàn thành đổi sang quá khứ đơn .
She last wrote to me seven months ago.
=> I hasn't ............
The last time she went out with him was 2 years ago
=> She hasn't............
Mr.Bao started teaching in this school 20 years ago
=>Mr.Bao has...............
We started cooking for the party two hours ago
=>We have.........................
She began moving to London 6 years ago
=>She has .............................
He hasn't writen to me since April
=>The last time ..........
It is 2 years since he left this town
=>He has.......
It's 3 years since I last saw Nam
=>......
She has not visited her grandparents for 3 morths
=>She last ............
She has not written to me for years
=> It's years........