`1.` He has worked for the Morning Start for 2 years.

`@` S `+` started`/` began `+` to V`/` Ving + time`/` when .....

$\Longrightarrow$ S `+` has`/` have `+` Ved`/` Vc3 `+` for`/` since .....

`2.` The last time, we went to the cinema was two months ago.

`@` The last time, S `+` Ved`/` Vc2 `+` (was) `+` time`/` when `+` S `+` V ...

       S `+` last `+` Ved/ Vc2 

$\Longrightarrow$ S `+` haven't/ hasn't `+` Ved`/` Vc3 `+` for`/` since .....

`3.` It's ages since we last met each other.

`@` S `+` haven't`/` hasn't `+` Ved`/` Vc3 `+` for`/` since `+` time ....

$\Longrightarrow$ It `+` is`/` has been `+` time `+` since `+` S `+` last `+` Ved ....

`1` He has worked for the Morning start for 2 years 

`-` S + started/began + to V/V-ing + ... + time (trong quá khứ) 

`-` S + has/have + Vpp + O + for/since + time (trong quá khứ)

`2` The last time we went to the cinema was two months ago 

`-` S + has/have + not + Vpp + O + for/since + time (trong quá khứ)

`-` The last time + S + Ved/V2 + O + was + time (trong quá khứ)

`3` It's ages since we last met each other

`-` It's + time (trong quá khứ) + since + S + (last) + Ved/V2 + O 

`-` S + has/have + not + Vpp + O + for/since + time 

`@` Cấu trúc thì HTHT :

`+)` S + has/have + Vpp + O 

`-)` S + has/have + not + Vpp + O 

`?)` Has/have +S + Vpp + O ?