`6.` Pictures were drawn on the wall.

`7.` We were taught English by my brother two years ago.

`8.` An email in English was written (by him) last night.

`9.` He was taken to the park last week.

`10.` The kites were flown in the field by my children. 

`@` Cấu trúc bị động thì Quá khứ đơn

`(+)` S + was/were + V3/ed + (by O)

`(-)` S + was/were not + V3/ed + (by O)

`(?)` Was/Were + S + V3/ed + (by O)?

Đáp án:

`6,` Pictures were drawn on the wall.

`7,` We were taught English by my brother two years ago.

`8,` An email was written in English by him last night.

`9,` He was taken to the park by me last week.

`10,` The kites were flown in the field by my children.

Giải thích:

Bị động Quá Khứ Đơn:

$(+)$ S + was / were + V3 / PII ( by O ).

$(-)$ S + was / were + not + V3 / PII ( by O ).

$(?)$ Was / Were + S + V3 / PII ( by O ) ?

`->` DHNB `:` ago`,`last`,`yesterday`,`in the past ...