Giúp mik với . Mình cần gấp lắm mọi người >_<

𝓟𝓪𝓻𝓴𝓬𝓱𝓪𝓮𝔂𝓸𝓾𝓷𝓰

`Answer:`

`1,` The watch was bought at the shop 

`2,` The house was built by them in `1950`

`3,` The exercises were done by us last week

`4,` The letters were sent by the pupils the day before yesterday 

`5,` The lesson was learned two week ago

`6,` Kieu story was written by Nguyen Du

`7,` The cake was made last night

`8,` The dishes were washed by Daisy last night

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$\text{*Passive past simple:}$

`(+)` $\text{S + was/were + Vpp + by + O....}$

`(-)` $\text{S + was/were + not + Vpp + by + O......}$

`(?)` $\text{Was/Were + (not) + S + Vpp + by + O.....}$