2. Samuel has kept a diary since 1997

-> Thì HTHT: S + have/ has + Vpp ( since + mốc thời gian)

3. We have learned English for 5 years

-> Thì HTHT: S + have/ has + Vpp (for + khoảng thời gian)

4. I have lived in HCM city since I was 8

-> Thì HTHT: S + have/ has + Vpp ( since + mốc thời gian)

5. She started teaching the children in this remote five months ago

-> Thì QKD

1. The last time I took a bath was on Monday 

-> The last time + S + V2/ed + was on time 

= S + have/has + not + since time

2. Samual has been keeping a diary since 1997

-> S + started + Ving + in time

= S + have/has + been + Ving + since time

3. We have been learning English for five years

-> S + started + Ving + time ago

= S + have/has + been + Ving + for time

4. I have been living in Ho Chi Minh City since I was 8.

-> S + began + Ving + when ago

= S + have/has + been + Ving + since time

5. She started to teach the children in this remote village five months ago

-> S + started + to V + time ago

= S + have/has + V3/ed + for time