`1.` Did you go to her birthday last night?

`2.` Did Anna and Susan visit their grandparents last month?

`3.` Did you have fun at the party?

`4.` Did he go swimming yesterday?

`5.` Did they sing and dance at the party?

`@` Kiến thức thì quá khứ đơn :

`-` Khẳng định : S + V2/ed +.......

`-` Phủ định : S + didn't + V + ....

`-` Nghi vấn : Did + S + V + .......? 

`-` Dấu hiệu : last , yesterday , ago .....

Đáp án:

`1,` Did you go to her birthday last night?

`2,` Did Anna and Susan visit their grandparents last month?

`3,` Did you have fun at the party?

`4,` Did he go swimming yesterday?

`5,` Did they sing and dance at the party?

Giải thích:

`@` Thì Quá khứ đơn - Động từ thường `:`

$(+)$ S + V2 / V-ed

$(-)$ S + didn't + V

$(?)$ Did + S + V ?

`=>` DHNB `:` yesterday, last, ago, in the past, in + mốc thời gian trong QK ...