`1)`

`to` They are playing basketball in the gym

`-` Thì HTTD: S + am/is/are + V-ing + O

`-` Vì S là số nhiều `to` are

`2)`

`to` Yesterday afteroon, they were on the beach.

`-` Có yesterday `to` QKĐ

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

`-` Vì S là số nhiều `to` were

`3)`

`to` Where was Linda yesterday morning `?`

`@` Cấu trúc: Wh + was/were + S + O `?`

`4)`

`to` I watered the flowers in the morning.

`-` QKĐ:

`( + )` S + Ved/ Cột `2` + O

`5)`

`to` I watched TV in the evening.

`6)`

`to` What did she do last night

`-` Last night `to` QKĐ

`@` Cấu trúc: Wh + did + S + V(nt) + O`?`

`#Ph`

`color{red}{#Atr}`

`1.` They are playing basketball in the gym.

`-` Hành động đang diễn ra và kéo dài trong hiện tại. `->` HTTD

`2.` They were on the beach yesterday afternoon.

`-` yesterday afternoon `->` DHNB thì QKĐ

`3.` Where was Linda yesterday morning?

`-` yesterday morning `->` DHNB thì QKĐ

`4.` I watered the flowers in the morning.

`5.` I watched TV in the evening.

`->` Thói quen trong quá khứ.

`6.` What did she do last night?

`-` last night `->` DHNB thì QKĐ

`----`

`@` Thì HTTD `(+):` S + is/am/are + V-ing + O

`@` Thì QKĐ của động từ tobe

`(+)` S + was/were + adj/N

`(?)` (Wh) + Was/Were + S + adj/N?

`@` Thì QKĐ của động từ thường

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

`(?)` (Wh) + Did + S + V-bare + O?