Câu bị động :

`-` Thì HTĐ : S + be + V3 / PII ( by O )

`-` Thì QKĐ : S + was / were + V3 / PII ( by O )

`-` Thì HTHT : S + have / has + been + V3 / PII ( by O )

`-` Thì TLĐ : S + will be + V3 / PII ( by O )

`-` Thì TLG : S + is / am / are + going to be + V3 / PII ( by O )

`-` ĐTKT : S + ĐTKT + be + V3 / PII ( by O )

`11`.We were treated very kindly by the host

`12`.The report will be written for me by my wife

`13`.He has been transferred to another class by his teacher

`14`.Dogs must be kept in the garden

`15`.The fire was started by a stranger

`16`.The book will be published next year

`17`.The bridge was designed by a French architect

`18`.The house was stricken by lightning

`19`.The first prize was won by Maria

`30`.The contract will be signed tomorrow

`20`.Milk is used for making butter and cheese

`21`.Progress is made everyday in the world of science

`22`.This novel will be written by the author in June

`23`.This hard problem won't be solved

`24`.She will be taken to hospital by her mother next week

`25`.The room will be cleaned

`26`.That tree had to be cut down

`27`.Sally should be told what happened

`28`.A new hospital is going to be built 

`39`.The problem can be solved

`1`.My desk was repaired during the weekend

`\text{@ TheFox}`

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