`1.` had

=>` yesterday là `DHNB`

`2.` finished

`=>` a few minutes ago là `DHNB`

`3.` liked

`=>` when she was a girl là `DHNB`

`4.` broke

`=>` three weeks ago là `DHNB`

`5.` met

`=>` in `2005`  là `DHNB`

`6.` went

`=>` yesterday evening là `DHNB`

`7.` watched

`=>` last night là `DHNB`

`8.` didn't go

`=>` when she was ill là `DHNB`

`9.` did you leave

`10.` Did you hate

`=>` when you were a child là `DHNB`

`11.` read

`=>` yesterday là `DHNB`

`12.` made

`=>` a few hours ago là `DHNB`

`13.` played

`=>` When we were at the seaside là `DHNB`

`14.` didn't listen

`=>` yesterday là `DHNB`

`15.` got

`=>` last month là `DHNB`

`16.` Did they visit

`=>` last summer là `DHNB`

`17.` drank 

`18.` didn't enjoy

`=>` when she was seven là `DHNB`

`19.` did your father work

`=>` in `1985` là `DHNB`

`20.` saw

`=>` yesterday là `DHNB`

`----------------->`

`=>` Cấu trúc thì Quá khứ đơn với động từ thường

`( + )` S + V2/-ed + O

`( - )` S + didn't + Vo + O

`( ? )` Did + S + V +O?