Cấu trúc chung :

`-` S + have / has + V3 / PII + for + time

`-` S + started / began + V-ing / to V + time + ago

`1`.It started to rain 2 days ago

`2`.She began finishing her match some minutes ago

`3`.That organization started raising funds to help the street children eight years ago

`4`.Those machines began working at this company a long time ago

`5`.Her dad started to take part in the community service some years ago

`6`.It has cried for some minutes 

`7`.I have taken part in VEO for 3 years

`8`.Nam has collected stamps for a long time

`9`.We have learnt here for some weeks 

`10`.They have made this cake for an hour

`\text{@ TheFox}`