giuppp minh voi ạ

minh cam onn a

`\color{#145277}{N}\color{#246483}{a}\color{#34768F} {e}\color{#44889B}{u}\color{#539AA7}{n}`

`@` Thì QKTD :

`(+):` S + was / were + V_ing 

`(-):` S + wasn't / weren't + V_ing 

`(?):` Was / were + S + V_ing `?`

       WH-word + was `/` were + S + V_ing `?`

`-` DHNB : Last `...`, `1` thời điểm cụ thể trong quá khứ (at `7` o'clock last night)

`=>` Diễn tả một hành động xảy ra tại một thời điểm xác định trong quá khứ.

`---------`

`1.` was watching  

`-` DHNB : at `7` o'clock last night

`-` Thì QKĐ : S + V2/ed

`2.` was making `-` was setting

`-` While + QKTD, QKTD `=>` `2` HĐ xảy ra song song

`3.` was learning 

`-` DHNB : at `9` pm last night

`4.` was eating

`-` DHNB : Last night at `6` pm 

`5.` were still driving

`-` DHNB : at midnight

`6.` was sitting

`-` DHNB : At midnight

`7.` Were you still working `..?`

`-` DHNB : at `7` last night

`8.` was driving

`-` DHNB : at `8.30` today

`9.` were sleeping

`-` DHNB : at `11`pm

`10.` was he having `..?`

`-` DHNB : at `4`pm

`11.` were playing

`-` QKĐ `+` WHEN `+` QKTD `=>` Diễn tả `1` HĐ đang xảy ra thì một hành động khác xen vào.

Đáp án `+` Giải thích các bước giải:

`1.` was watching

`-` I `->` was

`2.` was making `-` was setting

`-` Mr Smith `->` was

`-` Betty `->` was

`3.` was learning

`-` She `->` was

`4.` was eating

`-` I `->` was

`5.` were still driving

`-` We `->` were

`6.` was sitting

`-` I `->` was

`7.` Were `-` working

`-` You `->` were

`8.` was driving

`-` I `->` was

`9.` were shopping

`-` We `->` were

`10.` was `-` having

`-` He `->` was

`11.` were playing

`-` They `->` were

_________

Past Progresive Tense (Thì quá khứ tiếp diễn)

+) S + was/were + V_ing + O.

-) S + wasn't/weren't + V_ing + O.

?) Was/were + S + V_ing + O.