1. I haven't seen him for 2 months.

=> I last saw him 2 months ago

2. We haven't been to the concert for over a year.

=> The last time we were to the concert was over a year ago.

3. The last time I really enjoyed myself was your birthday party

=> I haven't enjoyed myself since your birthday party

#Chúc bạn học tốt

\3No copy ( công thức Have /Last nha )

#cho mik hay nhất đc ko

1. I haven't seen him for 2 months.

`->` I last saw him 2 months ago.

2. I haven't been to a concert for over a years.

`->` The last time I was to a concert was over a years.

3. The last time I really enjoyed myself was your birthday party.

`->` I haven't really enjoyed myself since your birthdat party.