`1` It wasn't hot yesterday.

`2` We built this house in `2014`.

`3` When did you start going to class?

`4` We didn't go to school `2` days ago.

`5`How did you go to work yesterday?

Áp dụng `:`

*Với động từ tobe `:`

`( + )` S  + tobe ( was/were ) + O
`( - )` S + tobe ( was/were ) - not + O

`( ? )` Tobe ( was/were ) + S + O?

*Với động từ thường `:` 

`( + )` S + Ved/V2 + O

`( - )` S + didn't + `V_0` + O

`( ? )` Did + S + `V_0` + O?

`- - -- - - - - - -`

$\text{@Tnhye@}$

`-` Thì QKĐ :

`+` KĐ : S + Ved / V2 `-` S + was / were + adj / n

`+` PĐ : S + didn't + V `-` S + wasn't / weren't + adj / n

`+` NV : Did + S + V ? `-` Was / Were + S + adj / n ?

`=>` `DHNB` : yesterday , ago , last , in + Mốc thời gian trong Quá khứ , ...

`=>`

`+` I , He , She , It `+` was ( not )

`+` You , We , They `+` were ( not )

`1`.It wasn't hot yesterday

`2`.We built this house in `2014`

`3`.When did you start to go to school ?

`->` S + started / began + V-ing / to V : Bắt đầu làm gì

`4`.We didn't go to school `2` days ago

`5`.How did The go to work yesterday ?

`\text{# TF}`