`nacutihe.vt`

`1.` It is a month since I last went to see my grandparents.

The last time I went to see my grandparents was a month ago.

I haven't gone to see my grandparents for a month.

`2.` It is 3 years since she last met her boyfriend.

The last time she met her boyfriend was 3 years ago.

She hasn't met her boyfriend for 3 years.

`3.` The last time we went to the concert was over a year ago.

It is/ It has been over a year since we went to the concert.

We last went to the concert over a year ago.

`4.` My father hasn't seen his brother for nearly 20 years.

The last time my father saw his brother was nearly 20 years ago.

`5.` It is/It has been 2 weeks since you washed your clothes.

The last time you washed your clothes was 2 weeks ago.

`6.` I haven't gone swimming since we were in Spain.

I last went swimming when we were in Spain.

`7.` I haven't talked to Tom since we were in Spain.

I last talked to Tom when we were in Spain.

`8.` I haven't played piano for three years.

The last time I played piano was three years ago.

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`***` QUÁ KHỨ ĐƠN ⇔ HIỆN TẠI HOÀN THÀNH :

S + last + V_2/ed + .. ago/ when .. : Lần cuối làm gì ..

`=` S + have/has + not + Vpp + for .. /since .. : Đã không làm gì được bao lâu, kể từ khi ,,

`=` It is/It has been + khoảng thời gian + since + S + last + V_2/ed : Đã bao lâu kể từ khi lần cuối làm gì

`=` The last time + S + V_2/ed + was + ..ago/ when.. /in .. : Lần cuối làm gì khi ...